Home / 52,224.12-72,070.16-28,350.79

Finding the Fourth Proportional to 52,224.12, 72,070.16 and 28,350.79

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Solution

The fourth proportional to 52,224.12, 72,070.16 and 28,350.79 is: 39,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,224.12 : 72,070.16 = 28,350.79 : x
  2. Step 2: Convert to fraction form
    52,224.12/72,070.16 = 28,350.79/x
  3. Step 3: Cross multiply
    52,224.12x = 72,070.16 × 28,350.79
  4. Step 4: Simplify right side
    52,224.12x = 2,043,245,902.87
  5. Step 5: Solve for x
    x = 2,043,245,902.87/52,224.12
  6. Step 6: Final answer
    x = 39,124.57

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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.