Home / 17,540.15-26,320.61-6,454.63

Finding the Fourth Proportional to 17,540.15, 26,320.61 and 6,454.63

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Solution

The fourth proportional to 17,540.15, 26,320.61 and 6,454.63 is: 9,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.15 : 26,320.61 = 6,454.63 : x
  2. Step 2: Convert to fraction form
    17,540.15/26,320.61 = 6,454.63/x
  3. Step 3: Cross multiply
    17,540.15x = 26,320.61 × 6,454.63
  4. Step 4: Simplify right side
    17,540.15x = 169,889,651.18
  5. Step 5: Solve for x
    x = 169,889,651.18/17,540.15
  6. Step 6: Final answer
    x = 9,685.76

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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.