Home / 38,389.83-57,589.61-15,013.23

Finding the Fourth Proportional to 38,389.83, 57,589.61 and 15,013.23

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Solution

The fourth proportional to 38,389.83, 57,589.61 and 15,013.23 is: 22,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,389.83 : 57,589.61 = 15,013.23 : x
  2. Step 2: Convert to fraction form
    38,389.83/57,589.61 = 15,013.23/x
  3. Step 3: Cross multiply
    38,389.83x = 57,589.61 × 15,013.23
  4. Step 4: Simplify right side
    38,389.83x = 864,605,985.47
  5. Step 5: Solve for x
    x = 864,605,985.47/38,389.83
  6. Step 6: Final answer
    x = 22,521.75

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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.