Home / 38,341.25-57,521.10-12,045.98

Finding the Fourth Proportional to 38,341.25, 57,521.10 and 12,045.98

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Solution

The fourth proportional to 38,341.25, 57,521.10 and 12,045.98 is: 18,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341.25 : 57,521.10 = 12,045.98 : x
  2. Step 2: Convert to fraction form
    38,341.25/57,521.10 = 12,045.98/x
  3. Step 3: Cross multiply
    38,341.25x = 57,521.10 × 12,045.98
  4. Step 4: Simplify right side
    38,341.25x = 692,898,209.15
  5. Step 5: Solve for x
    x = 692,898,209.15/38,341.25
  6. Step 6: Final answer
    x = 18,071.87

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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.