Home / 17,889.80-24,688.56-9,932.16

Finding the Fourth Proportional to 17,889.80, 24,688.56 and 9,932.16

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Solution

The fourth proportional to 17,889.80, 24,688.56 and 9,932.16 is: 13,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,889.80 : 24,688.56 = 9,932.16 : x
  2. Step 2: Convert to fraction form
    17,889.80/24,688.56 = 9,932.16/x
  3. Step 3: Cross multiply
    17,889.80x = 24,688.56 × 9,932.16
  4. Step 4: Simplify right side
    17,889.80x = 245,210,728.09
  5. Step 5: Solve for x
    x = 245,210,728.09/17,889.80
  6. Step 6: Final answer
    x = 13,706.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.