Home / 52,773.30-72,831.32-30,107.08

Finding the Fourth Proportional to 52,773.30, 72,831.32 and 30,107.08

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Solution

The fourth proportional to 52,773.30, 72,831.32 and 30,107.08 is: 41,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,773.30 : 72,831.32 = 30,107.08 : x
  2. Step 2: Convert to fraction form
    52,773.30/72,831.32 = 30,107.08/x
  3. Step 3: Cross multiply
    52,773.30x = 72,831.32 × 30,107.08
  4. Step 4: Simplify right side
    52,773.30x = 2,192,738,377.75
  5. Step 5: Solve for x
    x = 2,192,738,377.75/52,773.30
  6. Step 6: Final answer
    x = 41,550.15

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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.