Home / 14,605.52-21,908.80-5,720.56

Finding the Fourth Proportional to 14,605.52, 21,908.80 and 5,720.56

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Solution

The fourth proportional to 14,605.52, 21,908.80 and 5,720.56 is: 8,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.52 : 21,908.80 = 5,720.56 : x
  2. Step 2: Convert to fraction form
    14,605.52/21,908.80 = 5,720.56/x
  3. Step 3: Cross multiply
    14,605.52x = 21,908.80 × 5,720.56
  4. Step 4: Simplify right side
    14,605.52x = 125,330,604.93
  5. Step 5: Solve for x
    x = 125,330,604.93/14,605.52
  6. Step 6: Final answer
    x = 8,581.04

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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.