Home / 14,658.35-21,987.57-3,565.04

Finding the Fourth Proportional to 14,658.35, 21,987.57 and 3,565.04

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Solution

The fourth proportional to 14,658.35, 21,987.57 and 3,565.04 is: 5,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.35 : 21,987.57 = 3,565.04 : x
  2. Step 2: Convert to fraction form
    14,658.35/21,987.57 = 3,565.04/x
  3. Step 3: Cross multiply
    14,658.35x = 21,987.57 × 3,565.04
  4. Step 4: Simplify right side
    14,658.35x = 78,386,566.55
  5. Step 5: Solve for x
    x = 78,386,566.55/14,658.35
  6. Step 6: Final answer
    x = 5,347.57

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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.