Home / 52,318.55-72,199.77-28,445.21

Finding the Fourth Proportional to 52,318.55, 72,199.77 and 28,445.21

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Solution

The fourth proportional to 52,318.55, 72,199.77 and 28,445.21 is: 39,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,318.55 : 72,199.77 = 28,445.21 : x
  2. Step 2: Convert to fraction form
    52,318.55/72,199.77 = 28,445.21/x
  3. Step 3: Cross multiply
    52,318.55x = 72,199.77 × 28,445.21
  4. Step 4: Simplify right side
    52,318.55x = 2,053,737,619.60
  5. Step 5: Solve for x
    x = 2,053,737,619.60/52,318.55
  6. Step 6: Final answer
    x = 39,254.48

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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.