Home / 28,337.01-42,514.71-13,547.04

Finding the Fourth Proportional to 28,337.01, 42,514.71 and 13,547.04

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Solution

The fourth proportional to 28,337.01, 42,514.71 and 13,547.04 is: 20,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,337.01 : 42,514.71 = 13,547.04 : x
  2. Step 2: Convert to fraction form
    28,337.01/42,514.71 = 13,547.04/x
  3. Step 3: Cross multiply
    28,337.01x = 42,514.71 × 13,547.04
  4. Step 4: Simplify right side
    28,337.01x = 575,948,476.96
  5. Step 5: Solve for x
    x = 575,948,476.96/28,337.01
  6. Step 6: Final answer
    x = 20,324.96

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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.