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Finding the Fourth Proportional to 17,959.56, 24,785.58 and 10,408.32

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Solution

The fourth proportional to 17,959.56, 24,785.58 and 10,408.32 is: 14,364.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.56 : 24,785.58 = 10,408.32 : x
  2. Step 2: Convert to fraction form
    17,959.56/24,785.58 = 10,408.32/x
  3. Step 3: Cross multiply
    17,959.56x = 24,785.58 × 10,408.32
  4. Step 4: Simplify right side
    17,959.56x = 257,976,248.03
  5. Step 5: Solve for x
    x = 257,976,248.03/17,959.56
  6. Step 6: Final answer
    x = 14,364.29

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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.