Home / 39,281.78-54,263.52-37,823.55

Finding the Fourth Proportional to 39,281.78, 54,263.52 and 37,823.55

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Solution

The fourth proportional to 39,281.78, 54,263.52 and 37,823.55 is: 52,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,281.78 : 54,263.52 = 37,823.55 : x
  2. Step 2: Convert to fraction form
    39,281.78/54,263.52 = 37,823.55/x
  3. Step 3: Cross multiply
    39,281.78x = 54,263.52 × 37,823.55
  4. Step 4: Simplify right side
    39,281.78x = 2,052,438,961.90
  5. Step 5: Solve for x
    x = 2,052,438,961.90/39,281.78
  6. Step 6: Final answer
    x = 52,249.13

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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.