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Finding the Fourth Proportional to 17,505.69, 26,232.60 and 14,407.71

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Solution

The fourth proportional to 17,505.69, 26,232.60 and 14,407.71 is: 21,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.69 : 26,232.60 = 14,407.71 : x
  2. Step 2: Convert to fraction form
    17,505.69/26,232.60 = 14,407.71/x
  3. Step 3: Cross multiply
    17,505.69x = 26,232.60 × 14,407.71
  4. Step 4: Simplify right side
    17,505.69x = 377,951,693.35
  5. Step 5: Solve for x
    x = 377,951,693.35/17,505.69
  6. Step 6: Final answer
    x = 21,590.22

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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.