Home / 16,585.61-22,892.96-13,251.65

Finding the Fourth Proportional to 16,585.61, 22,892.96 and 13,251.65

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Solution

The fourth proportional to 16,585.61, 22,892.96 and 13,251.65 is: 18,291.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,585.61 : 22,892.96 = 13,251.65 : x
  2. Step 2: Convert to fraction form
    16,585.61/22,892.96 = 13,251.65/x
  3. Step 3: Cross multiply
    16,585.61x = 22,892.96 × 13,251.65
  4. Step 4: Simplify right side
    16,585.61x = 303,369,412.05
  5. Step 5: Solve for x
    x = 303,369,412.05/16,585.61
  6. Step 6: Final answer
    x = 18,291.13

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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.