Home / 15,137.28-22,705.92-4,607.28

Finding the Fourth Proportional to 15,137.28, 22,705.92 and 4,607.28

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Solution

The fourth proportional to 15,137.28, 22,705.92 and 4,607.28 is: 6,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,137.28 : 22,705.92 = 4,607.28 : x
  2. Step 2: Convert to fraction form
    15,137.28/22,705.92 = 4,607.28/x
  3. Step 3: Cross multiply
    15,137.28x = 22,705.92 × 4,607.28
  4. Step 4: Simplify right side
    15,137.28x = 104,612,531.10
  5. Step 5: Solve for x
    x = 104,612,531.10/15,137.28
  6. Step 6: Final answer
    x = 6,910.92

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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.