Home / 17,322.19-25,983.29-9,921.52

Finding the Fourth Proportional to 17,322.19, 25,983.29 and 9,921.52

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Solution

The fourth proportional to 17,322.19, 25,983.29 and 9,921.52 is: 14,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.19 : 25,983.29 = 9,921.52 : x
  2. Step 2: Convert to fraction form
    17,322.19/25,983.29 = 9,921.52/x
  3. Step 3: Cross multiply
    17,322.19x = 25,983.29 × 9,921.52
  4. Step 4: Simplify right side
    17,322.19x = 257,793,731.40
  5. Step 5: Solve for x
    x = 257,793,731.40/17,322.19
  6. Step 6: Final answer
    x = 14,882.28

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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.