Home / 18,108.16-27,116.88-14,764.48

Finding the Fourth Proportional to 18,108.16, 27,116.88 and 14,764.48

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Solution

The fourth proportional to 18,108.16, 27,116.88 and 14,764.48 is: 22,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.16 : 27,116.88 = 14,764.48 : x
  2. Step 2: Convert to fraction form
    18,108.16/27,116.88 = 14,764.48/x
  3. Step 3: Cross multiply
    18,108.16x = 27,116.88 × 14,764.48
  4. Step 4: Simplify right side
    18,108.16x = 400,366,632.42
  5. Step 5: Solve for x
    x = 400,366,632.42/18,108.16
  6. Step 6: Final answer
    x = 22,109.74

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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.