Home / 39,762.35-54,872.15-22,766.85

Finding the Fourth Proportional to 39,762.35, 54,872.15 and 22,766.85

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Solution

The fourth proportional to 39,762.35, 54,872.15 and 22,766.85 is: 31,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,762.35 : 54,872.15 = 22,766.85 : x
  2. Step 2: Convert to fraction form
    39,762.35/54,872.15 = 22,766.85/x
  3. Step 3: Cross multiply
    39,762.35x = 54,872.15 × 22,766.85
  4. Step 4: Simplify right side
    39,762.35x = 1,249,266,008.23
  5. Step 5: Solve for x
    x = 1,249,266,008.23/39,762.35
  6. Step 6: Final answer
    x = 31,418.32

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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.