Home / 52,799.24-72,864.77-28,925.90

Finding the Fourth Proportional to 52,799.24, 72,864.77 and 28,925.90

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Solution

The fourth proportional to 52,799.24, 72,864.77 and 28,925.90 is: 39,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.24 : 72,864.77 = 28,925.90 : x
  2. Step 2: Convert to fraction form
    52,799.24/72,864.77 = 28,925.90/x
  3. Step 3: Cross multiply
    52,799.24x = 72,864.77 × 28,925.90
  4. Step 4: Simplify right side
    52,799.24x = 2,107,679,050.54
  5. Step 5: Solve for x
    x = 2,107,679,050.54/52,799.24
  6. Step 6: Final answer
    x = 39,918.74

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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.