Home / 58,565.62-80,820.45-31,708.13

Finding the Fourth Proportional to 58,565.62, 80,820.45 and 31,708.13

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Solution

The fourth proportional to 58,565.62, 80,820.45 and 31,708.13 is: 43,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,565.62 : 80,820.45 = 31,708.13 : x
  2. Step 2: Convert to fraction form
    58,565.62/80,820.45 = 31,708.13/x
  3. Step 3: Cross multiply
    58,565.62x = 80,820.45 × 31,708.13
  4. Step 4: Simplify right side
    58,565.62x = 2,562,664,931.16
  5. Step 5: Solve for x
    x = 2,562,664,931.16/58,565.62
  6. Step 6: Final answer
    x = 43,757.16

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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.