Home / 52,205.15-72,042.74-28,332.02

Finding the Fourth Proportional to 52,205.15, 72,042.74 and 28,332.02

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Solution

The fourth proportional to 52,205.15, 72,042.74 and 28,332.02 is: 39,097.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.15 : 72,042.74 = 28,332.02 : x
  2. Step 2: Convert to fraction form
    52,205.15/72,042.74 = 28,332.02/x
  3. Step 3: Cross multiply
    52,205.15x = 72,042.74 × 28,332.02
  4. Step 4: Simplify right side
    52,205.15x = 2,041,116,350.53
  5. Step 5: Solve for x
    x = 2,041,116,350.53/52,205.15
  6. Step 6: Final answer
    x = 39,097.99

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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.