Home / 15,145.08-22,727.40-6,380.04

Finding the Fourth Proportional to 15,145.08, 22,727.40 and 6,380.04

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Solution

The fourth proportional to 15,145.08, 22,727.40 and 6,380.04 is: 9,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145.08 : 22,727.40 = 6,380.04 : x
  2. Step 2: Convert to fraction form
    15,145.08/22,727.40 = 6,380.04/x
  3. Step 3: Cross multiply
    15,145.08x = 22,727.40 × 6,380.04
  4. Step 4: Simplify right side
    15,145.08x = 145,001,721.10
  5. Step 5: Solve for x
    x = 145,001,721.10/15,145.08
  6. Step 6: Final answer
    x = 9,574.18

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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.