Home / 52,410.15-72,326.18-28,536.97

Finding the Fourth Proportional to 52,410.15, 72,326.18 and 28,536.97

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Solution

The fourth proportional to 52,410.15, 72,326.18 and 28,536.97 is: 39,381.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,410.15 : 72,326.18 = 28,536.97 : x
  2. Step 2: Convert to fraction form
    52,410.15/72,326.18 = 28,536.97/x
  3. Step 3: Cross multiply
    52,410.15x = 72,326.18 × 28,536.97
  4. Step 4: Simplify right side
    52,410.15x = 2,063,970,028.87
  5. Step 5: Solve for x
    x = 2,063,970,028.87/52,410.15
  6. Step 6: Final answer
    x = 39,381.11

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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.