Home / 28,539.61-39,374.98-16,593.12

Finding the Fourth Proportional to 28,539.61, 39,374.98 and 16,593.12

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Solution

The fourth proportional to 28,539.61, 39,374.98 and 16,593.12 is: 22,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,539.61 : 39,374.98 = 16,593.12 : x
  2. Step 2: Convert to fraction form
    28,539.61/39,374.98 = 16,593.12/x
  3. Step 3: Cross multiply
    28,539.61x = 39,374.98 × 16,593.12
  4. Step 4: Simplify right side
    28,539.61x = 653,353,726.65
  5. Step 5: Solve for x
    x = 653,353,726.65/28,539.61
  6. Step 6: Final answer
    x = 22,892.88

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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.