Home / 15,907.34-23,861.02-5,519.18

Finding the Fourth Proportional to 15,907.34, 23,861.02 and 5,519.18

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Solution

The fourth proportional to 15,907.34, 23,861.02 and 5,519.18 is: 8,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907.34 : 23,861.02 = 5,519.18 : x
  2. Step 2: Convert to fraction form
    15,907.34/23,861.02 = 5,519.18/x
  3. Step 3: Cross multiply
    15,907.34x = 23,861.02 × 5,519.18
  4. Step 4: Simplify right side
    15,907.34x = 131,693,264.36
  5. Step 5: Solve for x
    x = 131,693,264.36/15,907.34
  6. Step 6: Final answer
    x = 8,278.77

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.