Home / 17,821.84-26,726.28-6,131.92

Finding the Fourth Proportional to 17,821.84, 26,726.28 and 6,131.92

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Solution

The fourth proportional to 17,821.84, 26,726.28 and 6,131.92 is: 9,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.84 : 26,726.28 = 6,131.92 : x
  2. Step 2: Convert to fraction form
    17,821.84/26,726.28 = 6,131.92/x
  3. Step 3: Cross multiply
    17,821.84x = 26,726.28 × 6,131.92
  4. Step 4: Simplify right side
    17,821.84x = 163,883,410.86
  5. Step 5: Solve for x
    x = 163,883,410.86/17,821.84
  6. Step 6: Final answer
    x = 9,195.65

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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.