Home / 17,976.12-26,823.55-16,108.21

Finding the Fourth Proportional to 17,976.12, 26,823.55 and 16,108.21

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Solution

The fourth proportional to 17,976.12, 26,823.55 and 16,108.21 is: 24,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976.12 : 26,823.55 = 16,108.21 : x
  2. Step 2: Convert to fraction form
    17,976.12/26,823.55 = 16,108.21/x
  3. Step 3: Cross multiply
    17,976.12x = 26,823.55 × 16,108.21
  4. Step 4: Simplify right side
    17,976.12x = 432,079,376.35
  5. Step 5: Solve for x
    x = 432,079,376.35/17,976.12
  6. Step 6: Final answer
    x = 24,036.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.