Home / 55,941.72-83,912.76-38,358.24

Finding the Fourth Proportional to 55,941.72, 83,912.76 and 38,358.24

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Solution

The fourth proportional to 55,941.72, 83,912.76 and 38,358.24 is: 57,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,941.72 : 83,912.76 = 38,358.24 : x
  2. Step 2: Convert to fraction form
    55,941.72/83,912.76 = 38,358.24/x
  3. Step 3: Cross multiply
    55,941.72x = 83,912.76 × 38,358.24
  4. Step 4: Simplify right side
    55,941.72x = 3,218,745,787.14
  5. Step 5: Solve for x
    x = 3,218,745,787.14/55,941.72
  6. Step 6: Final answer
    x = 57,537.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.