Home / 38,047.04-57,073.07-9,967.78

Finding the Fourth Proportional to 38,047.04, 57,073.07 and 9,967.78

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Solution

The fourth proportional to 38,047.04, 57,073.07 and 9,967.78 is: 14,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,047.04 : 57,073.07 = 9,967.78 : x
  2. Step 2: Convert to fraction form
    38,047.04/57,073.07 = 9,967.78/x
  3. Step 3: Cross multiply
    38,047.04x = 57,073.07 × 9,967.78
  4. Step 4: Simplify right side
    38,047.04x = 568,892,020.41
  5. Step 5: Solve for x
    x = 568,892,020.41/38,047.04
  6. Step 6: Final answer
    x = 14,952.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.