Home / 39,757.55-54,868.55-22,767.12

Finding the Fourth Proportional to 39,757.55, 54,868.55 and 22,767.12

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Solution

The fourth proportional to 39,757.55, 54,868.55 and 22,767.12 is: 31,420.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.55 : 54,868.55 = 22,767.12 : x
  2. Step 2: Convert to fraction form
    39,757.55/54,868.55 = 22,767.12/x
  3. Step 3: Cross multiply
    39,757.55x = 54,868.55 × 22,767.12
  4. Step 4: Simplify right side
    39,757.55x = 1,249,198,748.24
  5. Step 5: Solve for x
    x = 1,249,198,748.24/39,757.55
  6. Step 6: Final answer
    x = 31,420.42

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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.