Home / 39,040.62-53,872.02-22,045.83

Finding the Fourth Proportional to 39,040.62, 53,872.02 and 22,045.83

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Solution

The fourth proportional to 39,040.62, 53,872.02 and 22,045.83 is: 30,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.62 : 53,872.02 = 22,045.83 : x
  2. Step 2: Convert to fraction form
    39,040.62/53,872.02 = 22,045.83/x
  3. Step 3: Cross multiply
    39,040.62x = 53,872.02 × 22,045.83
  4. Step 4: Simplify right side
    39,040.62x = 1,187,653,394.68
  5. Step 5: Solve for x
    x = 1,187,653,394.68/39,040.62
  6. Step 6: Final answer
    x = 30,420.97

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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.