Home / 37,877.68-52,265.82-21,110.68

Finding the Fourth Proportional to 37,877.68, 52,265.82 and 21,110.68

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Solution

The fourth proportional to 37,877.68, 52,265.82 and 21,110.68 is: 29,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,877.68 : 52,265.82 = 21,110.68 : x
  2. Step 2: Convert to fraction form
    37,877.68/52,265.82 = 21,110.68/x
  3. Step 3: Cross multiply
    37,877.68x = 52,265.82 × 21,110.68
  4. Step 4: Simplify right side
    37,877.68x = 1,103,367,000.96
  5. Step 5: Solve for x
    x = 1,103,367,000.96/37,877.68
  6. Step 6: Final answer
    x = 29,129.74

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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.