Home / 27,174.10-40,726.06-12,170.25

Finding the Fourth Proportional to 27,174.10, 40,726.06 and 12,170.25

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Solution

The fourth proportional to 27,174.10, 40,726.06 and 12,170.25 is: 18,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,174.10 : 40,726.06 = 12,170.25 : x
  2. Step 2: Convert to fraction form
    27,174.10/40,726.06 = 12,170.25/x
  3. Step 3: Cross multiply
    27,174.10x = 40,726.06 × 12,170.25
  4. Step 4: Simplify right side
    27,174.10x = 495,646,301.29
  5. Step 5: Solve for x
    x = 495,646,301.29/27,174.10
  6. Step 6: Final answer
    x = 18,239.66

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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.