Home / 17,983.83-24,820.92-11,275.28

Finding the Fourth Proportional to 17,983.83, 24,820.92 and 11,275.28

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Solution

The fourth proportional to 17,983.83, 24,820.92 and 11,275.28 is: 15,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.83 : 24,820.92 = 11,275.28 : x
  2. Step 2: Convert to fraction form
    17,983.83/24,820.92 = 11,275.28/x
  3. Step 3: Cross multiply
    17,983.83x = 24,820.92 × 11,275.28
  4. Step 4: Simplify right side
    17,983.83x = 279,862,698.75
  5. Step 5: Solve for x
    x = 279,862,698.75/17,983.83
  6. Step 6: Final answer
    x = 15,561.91

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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.