Home / 14,515.04-21,772.55-4,126.79

Finding the Fourth Proportional to 14,515.04, 21,772.55 and 4,126.79

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Solution

The fourth proportional to 14,515.04, 21,772.55 and 4,126.79 is: 6,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.04 : 21,772.55 = 4,126.79 : x
  2. Step 2: Convert to fraction form
    14,515.04/21,772.55 = 4,126.79/x
  3. Step 3: Cross multiply
    14,515.04x = 21,772.55 × 4,126.79
  4. Step 4: Simplify right side
    14,515.04x = 89,850,806.36
  5. Step 5: Solve for x
    x = 89,850,806.36/14,515.04
  6. Step 6: Final answer
    x = 6,190.19

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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.