Home / 39,508.30-54,526.47-22,518.65

Finding the Fourth Proportional to 39,508.30, 54,526.47 and 22,518.65

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Solution

The fourth proportional to 39,508.30, 54,526.47 and 22,518.65 is: 31,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.30 : 54,526.47 = 22,518.65 : x
  2. Step 2: Convert to fraction form
    39,508.30/54,526.47 = 22,518.65/x
  3. Step 3: Cross multiply
    39,508.30x = 54,526.47 × 22,518.65
  4. Step 4: Simplify right side
    39,508.30x = 1,227,862,493.67
  5. Step 5: Solve for x
    x = 1,227,862,493.67/39,508.30
  6. Step 6: Final answer
    x = 31,078.60

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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.