Home / 53,517.88-80,253.58-28,552.38

Finding the Fourth Proportional to 53,517.88, 80,253.58 and 28,552.38

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Solution

The fourth proportional to 53,517.88, 80,253.58 and 28,552.38 is: 42,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,517.88 : 80,253.58 = 28,552.38 : x
  2. Step 2: Convert to fraction form
    53,517.88/80,253.58 = 28,552.38/x
  3. Step 3: Cross multiply
    53,517.88x = 80,253.58 × 28,552.38
  4. Step 4: Simplify right side
    53,517.88x = 2,291,430,712.52
  5. Step 5: Solve for x
    x = 2,291,430,712.52/53,517.88
  6. Step 6: Final answer
    x = 42,816.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.