Home / 15,805.28-23,716.20-10,257.32

Finding the Fourth Proportional to 15,805.28, 23,716.20 and 10,257.32

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Solution

The fourth proportional to 15,805.28, 23,716.20 and 10,257.32 is: 15,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.28 : 23,716.20 = 10,257.32 : x
  2. Step 2: Convert to fraction form
    15,805.28/23,716.20 = 10,257.32/x
  3. Step 3: Cross multiply
    15,805.28x = 23,716.20 × 10,257.32
  4. Step 4: Simplify right side
    15,805.28x = 243,264,652.58
  5. Step 5: Solve for x
    x = 243,264,652.58/15,805.28
  6. Step 6: Final answer
    x = 15,391.35

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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.