Home / 14,399.28-21,598.65-8,516.97

Finding the Fourth Proportional to 14,399.28, 21,598.65 and 8,516.97

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Solution

The fourth proportional to 14,399.28, 21,598.65 and 8,516.97 is: 12,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.28 : 21,598.65 = 8,516.97 : x
  2. Step 2: Convert to fraction form
    14,399.28/21,598.65 = 8,516.97/x
  3. Step 3: Cross multiply
    14,399.28x = 21,598.65 × 8,516.97
  4. Step 4: Simplify right side
    14,399.28x = 183,955,054.09
  5. Step 5: Solve for x
    x = 183,955,054.09/14,399.28
  6. Step 6: Final answer
    x = 12,775.30

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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.