Home / 55,567.26-76,677.96-31,366.89

Finding the Fourth Proportional to 55,567.26, 76,677.96 and 31,366.89

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Solution

The fourth proportional to 55,567.26, 76,677.96 and 31,366.89 is: 43,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567.26 : 76,677.96 = 31,366.89 : x
  2. Step 2: Convert to fraction form
    55,567.26/76,677.96 = 31,366.89/x
  3. Step 3: Cross multiply
    55,567.26x = 76,677.96 × 31,366.89
  4. Step 4: Simplify right side
    55,567.26x = 2,405,149,136.74
  5. Step 5: Solve for x
    x = 2,405,149,136.74/55,567.26
  6. Step 6: Final answer
    x = 43,283.57

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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.