Home / 52,799.15-72,862.85-28,925.91

Finding the Fourth Proportional to 52,799.15, 72,862.85 and 28,925.91

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Solution

The fourth proportional to 52,799.15, 72,862.85 and 28,925.91 is: 39,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.15 : 72,862.85 = 28,925.91 : x
  2. Step 2: Convert to fraction form
    52,799.15/72,862.85 = 28,925.91/x
  3. Step 3: Cross multiply
    52,799.15x = 72,862.85 × 28,925.91
  4. Step 4: Simplify right side
    52,799.15x = 2,107,624,313.76
  5. Step 5: Solve for x
    x = 2,107,624,313.76/52,799.15
  6. Step 6: Final answer
    x = 39,917.77

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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.