Home / 55,735.59-76,915.26-31,862.91

Finding the Fourth Proportional to 55,735.59, 76,915.26 and 31,862.91

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Solution

The fourth proportional to 55,735.59, 76,915.26 and 31,862.91 is: 43,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735.59 : 76,915.26 = 31,862.91 : x
  2. Step 2: Convert to fraction form
    55,735.59/76,915.26 = 31,862.91/x
  3. Step 3: Cross multiply
    55,735.59x = 76,915.26 × 31,862.91
  4. Step 4: Simplify right side
    55,735.59x = 2,450,744,007.01
  5. Step 5: Solve for x
    x = 2,450,744,007.01/55,735.59
  6. Step 6: Final answer
    x = 43,970.90

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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.