Home / 39,149.73-54,169.02-34,124.49

Finding the Fourth Proportional to 39,149.73, 54,169.02 and 34,124.49

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Solution

The fourth proportional to 39,149.73, 54,169.02 and 34,124.49 is: 47,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,149.73 : 54,169.02 = 34,124.49 : x
  2. Step 2: Convert to fraction form
    39,149.73/54,169.02 = 34,124.49/x
  3. Step 3: Cross multiply
    39,149.73x = 54,169.02 × 34,124.49
  4. Step 4: Simplify right side
    39,149.73x = 1,848,490,181.30
  5. Step 5: Solve for x
    x = 1,848,490,181.30/39,149.73
  6. Step 6: Final answer
    x = 47,215.91

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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.