Home / 23,020.08-31,767.84-13,593.30

Finding the Fourth Proportional to 23,020.08, 31,767.84 and 13,593.30

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Solution

The fourth proportional to 23,020.08, 31,767.84 and 13,593.30 is: 18,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.08 : 31,767.84 = 13,593.30 : x
  2. Step 2: Convert to fraction form
    23,020.08/31,767.84 = 13,593.30/x
  3. Step 3: Cross multiply
    23,020.08x = 31,767.84 × 13,593.30
  4. Step 4: Simplify right side
    23,020.08x = 431,829,779.47
  5. Step 5: Solve for x
    x = 431,829,779.47/23,020.08
  6. Step 6: Final answer
    x = 18,758.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.