Home / 52,434.14-72,358.52-28,560.80

Finding the Fourth Proportional to 52,434.14, 72,358.52 and 28,560.80

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Solution

The fourth proportional to 52,434.14, 72,358.52 and 28,560.80 is: 39,413.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,434.14 : 72,358.52 = 28,560.80 : x
  2. Step 2: Convert to fraction form
    52,434.14/72,358.52 = 28,560.80/x
  3. Step 3: Cross multiply
    52,434.14x = 72,358.52 × 28,560.80
  4. Step 4: Simplify right side
    52,434.14x = 2,066,617,256.11
  5. Step 5: Solve for x
    x = 2,066,617,256.11/52,434.14
  6. Step 6: Final answer
    x = 39,413.59

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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.