Home / 14,508.18-21,759.10-6,610.38

Finding the Fourth Proportional to 14,508.18, 21,759.10 and 6,610.38

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Solution

The fourth proportional to 14,508.18, 21,759.10 and 6,610.38 is: 9,914.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.18 : 21,759.10 = 6,610.38 : x
  2. Step 2: Convert to fraction form
    14,508.18/21,759.10 = 6,610.38/x
  3. Step 3: Cross multiply
    14,508.18x = 21,759.10 × 6,610.38
  4. Step 4: Simplify right side
    14,508.18x = 143,835,919.46
  5. Step 5: Solve for x
    x = 143,835,919.46/14,508.18
  6. Step 6: Final answer
    x = 9,914.13

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1.5x scale

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.