Home / 38,423.12-57,618.36-15,045.84

Finding the Fourth Proportional to 38,423.12, 57,618.36 and 15,045.84

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Solution

The fourth proportional to 38,423.12, 57,618.36 and 15,045.84 is: 22,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,423.12 : 57,618.36 = 15,045.84 : x
  2. Step 2: Convert to fraction form
    38,423.12/57,618.36 = 15,045.84/x
  3. Step 3: Cross multiply
    38,423.12x = 57,618.36 × 15,045.84
  4. Step 4: Simplify right side
    38,423.12x = 866,916,625.62
  5. Step 5: Solve for x
    x = 866,916,625.62/38,423.12
  6. Step 6: Final answer
    x = 22,562.37

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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.