Home / 21,542.04-29,732.22-12,110.04

Finding the Fourth Proportional to 21,542.04, 29,732.22 and 12,110.04

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Solution

The fourth proportional to 21,542.04, 29,732.22 and 12,110.04 is: 16,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.04 : 29,732.22 = 12,110.04 : x
  2. Step 2: Convert to fraction form
    21,542.04/29,732.22 = 12,110.04/x
  3. Step 3: Cross multiply
    21,542.04x = 29,732.22 × 12,110.04
  4. Step 4: Simplify right side
    21,542.04x = 360,058,373.49
  5. Step 5: Solve for x
    x = 360,058,373.49/21,542.04
  6. Step 6: Final answer
    x = 16,714.22

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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.