Home / 27,436.76-37,861.84-15,336.92

Finding the Fourth Proportional to 27,436.76, 37,861.84 and 15,336.92

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Solution

The fourth proportional to 27,436.76, 37,861.84 and 15,336.92 is: 21,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.76 : 37,861.84 = 15,336.92 : x
  2. Step 2: Convert to fraction form
    27,436.76/37,861.84 = 15,336.92/x
  3. Step 3: Cross multiply
    27,436.76x = 37,861.84 × 15,336.92
  4. Step 4: Simplify right side
    27,436.76x = 580,684,011.13
  5. Step 5: Solve for x
    x = 580,684,011.13/27,436.76
  6. Step 6: Final answer
    x = 21,164.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.