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Finding the Fourth Proportional to 55,358.68, 83,042.68 and 17,416.66

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Solution

The fourth proportional to 55,358.68, 83,042.68 and 17,416.66 is: 26,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358.68 : 83,042.68 = 17,416.66 : x
  2. Step 2: Convert to fraction form
    55,358.68/83,042.68 = 17,416.66/x
  3. Step 3: Cross multiply
    55,358.68x = 83,042.68 × 17,416.66
  4. Step 4: Simplify right side
    55,358.68x = 1,446,326,123.05
  5. Step 5: Solve for x
    x = 1,446,326,123.05/55,358.68
  6. Step 6: Final answer
    x = 26,126.46

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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.