Home / 14,404.89-21,607.33-4,543.91

Finding the Fourth Proportional to 14,404.89, 21,607.33 and 4,543.91

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Solution

The fourth proportional to 14,404.89, 21,607.33 and 4,543.91 is: 6,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404.89 : 21,607.33 = 4,543.91 : x
  2. Step 2: Convert to fraction form
    14,404.89/21,607.33 = 4,543.91/x
  3. Step 3: Cross multiply
    14,404.89x = 21,607.33 × 4,543.91
  4. Step 4: Simplify right side
    14,404.89x = 98,181,776.18
  5. Step 5: Solve for x
    x = 98,181,776.18/14,404.89
  6. Step 6: Final answer
    x = 6,815.87

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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.