Home / 52,155.46-71,974.14-28,282.18

Finding the Fourth Proportional to 52,155.46, 71,974.14 and 28,282.18

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Solution

The fourth proportional to 52,155.46, 71,974.14 and 28,282.18 is: 39,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,155.46 : 71,974.14 = 28,282.18 : x
  2. Step 2: Convert to fraction form
    52,155.46/71,974.14 = 28,282.18/x
  3. Step 3: Cross multiply
    52,155.46x = 71,974.14 × 28,282.18
  4. Step 4: Simplify right side
    52,155.46x = 2,035,585,582.83
  5. Step 5: Solve for x
    x = 2,035,585,582.83/52,155.46
  6. Step 6: Final answer
    x = 39,029.19

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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.