Home / 27,063.40-37,348.30-15,126.77

Finding the Fourth Proportional to 27,063.40, 37,348.30 and 15,126.77

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Solution

The fourth proportional to 27,063.40, 37,348.30 and 15,126.77 is: 20,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,063.40 : 37,348.30 = 15,126.77 : x
  2. Step 2: Convert to fraction form
    27,063.40/37,348.30 = 15,126.77/x
  3. Step 3: Cross multiply
    27,063.40x = 37,348.30 × 15,126.77
  4. Step 4: Simplify right side
    27,063.40x = 564,959,143.99
  5. Step 5: Solve for x
    x = 564,959,143.99/27,063.40
  6. Step 6: Final answer
    x = 20,875.39

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Half scale
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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.