Home / 39,301.74-54,230.31-22,531.50

Finding the Fourth Proportional to 39,301.74, 54,230.31 and 22,531.50

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Solution

The fourth proportional to 39,301.74, 54,230.31 and 22,531.50 is: 31,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,301.74 : 54,230.31 = 22,531.50 : x
  2. Step 2: Convert to fraction form
    39,301.74/54,230.31 = 22,531.50/x
  3. Step 3: Cross multiply
    39,301.74x = 54,230.31 × 22,531.50
  4. Step 4: Simplify right side
    39,301.74x = 1,221,890,229.77
  5. Step 5: Solve for x
    x = 1,221,890,229.77/39,301.74
  6. Step 6: Final answer
    x = 31,089.98

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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.