Home / 52,645.96-72,651.25-28,772.63

Finding the Fourth Proportional to 52,645.96, 72,651.25 and 28,772.63

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Solution

The fourth proportional to 52,645.96, 72,651.25 and 28,772.63 is: 39,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,645.96 : 72,651.25 = 28,772.63 : x
  2. Step 2: Convert to fraction form
    52,645.96/72,651.25 = 28,772.63/x
  3. Step 3: Cross multiply
    52,645.96x = 72,651.25 × 28,772.63
  4. Step 4: Simplify right side
    52,645.96x = 2,090,367,535.29
  5. Step 5: Solve for x
    x = 2,090,367,535.29/52,645.96
  6. Step 6: Final answer
    x = 39,706.13

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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.