Home / 15,001.93-22,502.61-4,479.09

Finding the Fourth Proportional to 15,001.93, 22,502.61 and 4,479.09

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Solution

The fourth proportional to 15,001.93, 22,502.61 and 4,479.09 is: 6,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.93 : 22,502.61 = 4,479.09 : x
  2. Step 2: Convert to fraction form
    15,001.93/22,502.61 = 4,479.09/x
  3. Step 3: Cross multiply
    15,001.93x = 22,502.61 × 4,479.09
  4. Step 4: Simplify right side
    15,001.93x = 100,791,215.42
  5. Step 5: Solve for x
    x = 100,791,215.42/15,001.93
  6. Step 6: Final answer
    x = 6,718.55

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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.