Home / 55,567.97-76,683-31,695.04

Finding the Fourth Proportional to 55,567.97, 76,683 and 31,695.04

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Solution

The fourth proportional to 55,567.97, 76,683 and 31,695.04 is: 43,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567.97 : 76,683 = 31,695.04 : x
  2. Step 2: Convert to fraction form
    55,567.97/76,683 = 31,695.04/x
  3. Step 3: Cross multiply
    55,567.97x = 76,683 × 31,695.04
  4. Step 4: Simplify right side
    55,567.97x = 2,430,470,560.61
  5. Step 5: Solve for x
    x = 2,430,470,560.61/55,567.97
  6. Step 6: Final answer
    x = 43,738.70

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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.