Home / 38,575.74-53,234.55-22,660.38

Finding the Fourth Proportional to 38,575.74, 53,234.55 and 22,660.38

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Solution

The fourth proportional to 38,575.74, 53,234.55 and 22,660.38 is: 31,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,575.74 : 53,234.55 = 22,660.38 : x
  2. Step 2: Convert to fraction form
    38,575.74/53,234.55 = 22,660.38/x
  3. Step 3: Cross multiply
    38,575.74x = 53,234.55 × 22,660.38
  4. Step 4: Simplify right side
    38,575.74x = 1,206,315,132.13
  5. Step 5: Solve for x
    x = 1,206,315,132.13/38,575.74
  6. Step 6: Final answer
    x = 31,271.34

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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.