Home / 22,489.91-31,047.94-14,536.65

Finding the Fourth Proportional to 22,489.91, 31,047.94 and 14,536.65

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Solution

The fourth proportional to 22,489.91, 31,047.94 and 14,536.65 is: 20,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.91 : 31,047.94 = 14,536.65 : x
  2. Step 2: Convert to fraction form
    22,489.91/31,047.94 = 14,536.65/x
  3. Step 3: Cross multiply
    22,489.91x = 31,047.94 × 14,536.65
  4. Step 4: Simplify right side
    22,489.91x = 451,333,037.00
  5. Step 5: Solve for x
    x = 451,333,037.00/22,489.91
  6. Step 6: Final answer
    x = 20,068.25

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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.