Home / 52,253.46-72,110.43-28,380.54

Finding the Fourth Proportional to 52,253.46, 72,110.43 and 28,380.54

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Solution

The fourth proportional to 52,253.46, 72,110.43 and 28,380.54 is: 39,165.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,253.46 : 72,110.43 = 28,380.54 : x
  2. Step 2: Convert to fraction form
    52,253.46/72,110.43 = 28,380.54/x
  3. Step 3: Cross multiply
    52,253.46x = 72,110.43 × 28,380.54
  4. Step 4: Simplify right side
    52,253.46x = 2,046,532,943.03
  5. Step 5: Solve for x
    x = 2,046,532,943.03/52,253.46
  6. Step 6: Final answer
    x = 39,165.50

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1.5x scale

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.