Home / 23,114.03-31,887.22-13,549.07

Finding the Fourth Proportional to 23,114.03, 31,887.22 and 13,549.07

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Solution

The fourth proportional to 23,114.03, 31,887.22 and 13,549.07 is: 18,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.03 : 31,887.22 = 13,549.07 : x
  2. Step 2: Convert to fraction form
    23,114.03/31,887.22 = 13,549.07/x
  3. Step 3: Cross multiply
    23,114.03x = 31,887.22 × 13,549.07
  4. Step 4: Simplify right side
    23,114.03x = 432,042,175.89
  5. Step 5: Solve for x
    x = 432,042,175.89/23,114.03
  6. Step 6: Final answer
    x = 18,691.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.