Home / 38,702.68-58,001.77-16,509.90

Finding the Fourth Proportional to 38,702.68, 58,001.77 and 16,509.90

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Solution

The fourth proportional to 38,702.68, 58,001.77 and 16,509.90 is: 24,742.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.68 : 58,001.77 = 16,509.90 : x
  2. Step 2: Convert to fraction form
    38,702.68/58,001.77 = 16,509.90/x
  3. Step 3: Cross multiply
    38,702.68x = 58,001.77 × 16,509.90
  4. Step 4: Simplify right side
    38,702.68x = 957,603,422.52
  5. Step 5: Solve for x
    x = 957,603,422.52/38,702.68
  6. Step 6: Final answer
    x = 24,742.56

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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.