Home / 19,242.17-28,862.08-5,915.28

Finding the Fourth Proportional to 19,242.17, 28,862.08 and 5,915.28

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Solution

The fourth proportional to 19,242.17, 28,862.08 and 5,915.28 is: 8,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.17 : 28,862.08 = 5,915.28 : x
  2. Step 2: Convert to fraction form
    19,242.17/28,862.08 = 5,915.28/x
  3. Step 3: Cross multiply
    19,242.17x = 28,862.08 × 5,915.28
  4. Step 4: Simplify right side
    19,242.17x = 170,727,284.58
  5. Step 5: Solve for x
    x = 170,727,284.58/19,242.17
  6. Step 6: Final answer
    x = 8,872.56

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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.