Home / 17,876.10-26,786.76-9,557.28

Finding the Fourth Proportional to 17,876.10, 26,786.76 and 9,557.28

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Solution

The fourth proportional to 17,876.10, 26,786.76 and 9,557.28 is: 14,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.10 : 26,786.76 = 9,557.28 : x
  2. Step 2: Convert to fraction form
    17,876.10/26,786.76 = 9,557.28/x
  3. Step 3: Cross multiply
    17,876.10x = 26,786.76 × 9,557.28
  4. Step 4: Simplify right side
    17,876.10x = 256,008,565.61
  5. Step 5: Solve for x
    x = 256,008,565.61/17,876.10
  6. Step 6: Final answer
    x = 14,321.28

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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.