Home / 15,248.32-22,870.13-4,155.90

Finding the Fourth Proportional to 15,248.32, 22,870.13 and 4,155.90

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Solution

The fourth proportional to 15,248.32, 22,870.13 and 4,155.90 is: 6,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.32 : 22,870.13 = 4,155.90 : x
  2. Step 2: Convert to fraction form
    15,248.32/22,870.13 = 4,155.90/x
  3. Step 3: Cross multiply
    15,248.32x = 22,870.13 × 4,155.90
  4. Step 4: Simplify right side
    15,248.32x = 95,046,053.84
  5. Step 5: Solve for x
    x = 95,046,053.84/15,248.32
  6. Step 6: Final answer
    x = 6,233.21

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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.