Home / 38,016.12-57,024.98-11,720.82

Finding the Fourth Proportional to 38,016.12, 57,024.98 and 11,720.82

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Solution

The fourth proportional to 38,016.12, 57,024.98 and 11,720.82 is: 17,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.12 : 57,024.98 = 11,720.82 : x
  2. Step 2: Convert to fraction form
    38,016.12/57,024.98 = 11,720.82/x
  3. Step 3: Cross multiply
    38,016.12x = 57,024.98 × 11,720.82
  4. Step 4: Simplify right side
    38,016.12x = 668,379,526.08
  5. Step 5: Solve for x
    x = 668,379,526.08/38,016.12
  6. Step 6: Final answer
    x = 17,581.48

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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.