Home / 14,515.11-21,774.56-4,127.13

Finding the Fourth Proportional to 14,515.11, 21,774.56 and 4,127.13

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Solution

The fourth proportional to 14,515.11, 21,774.56 and 4,127.13 is: 6,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.11 : 21,774.56 = 4,127.13 : x
  2. Step 2: Convert to fraction form
    14,515.11/21,774.56 = 4,127.13/x
  3. Step 3: Cross multiply
    14,515.11x = 21,774.56 × 4,127.13
  4. Step 4: Simplify right side
    14,515.11x = 89,866,419.18
  5. Step 5: Solve for x
    x = 89,866,419.18/14,515.11
  6. Step 6: Final answer
    x = 6,191.23

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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.