Home / 14,344.29-21,507.12-5,580.09

Finding the Fourth Proportional to 14,344.29, 21,507.12 and 5,580.09

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Solution

The fourth proportional to 14,344.29, 21,507.12 and 5,580.09 is: 8,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.29 : 21,507.12 = 5,580.09 : x
  2. Step 2: Convert to fraction form
    14,344.29/21,507.12 = 5,580.09/x
  3. Step 3: Cross multiply
    14,344.29x = 21,507.12 × 5,580.09
  4. Step 4: Simplify right side
    14,344.29x = 120,011,665.24
  5. Step 5: Solve for x
    x = 120,011,665.24/14,344.29
  6. Step 6: Final answer
    x = 8,366.51

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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.