Home / 38,339.16-57,514.23-12,045.95

Finding the Fourth Proportional to 38,339.16, 57,514.23 and 12,045.95

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Solution

The fourth proportional to 38,339.16, 57,514.23 and 12,045.95 is: 18,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,339.16 : 57,514.23 = 12,045.95 : x
  2. Step 2: Convert to fraction form
    38,339.16/57,514.23 = 12,045.95/x
  3. Step 3: Cross multiply
    38,339.16x = 57,514.23 × 12,045.95
  4. Step 4: Simplify right side
    38,339.16x = 692,813,538.87
  5. Step 5: Solve for x
    x = 692,813,538.87/38,339.16
  6. Step 6: Final answer
    x = 18,070.65

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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.