Home / 23,279.22-32,119.84-13,205.34

Finding the Fourth Proportional to 23,279.22, 32,119.84 and 13,205.34

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Solution

The fourth proportional to 23,279.22, 32,119.84 and 13,205.34 is: 18,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.22 : 32,119.84 = 13,205.34 : x
  2. Step 2: Convert to fraction form
    23,279.22/32,119.84 = 13,205.34/x
  3. Step 3: Cross multiply
    23,279.22x = 32,119.84 × 13,205.34
  4. Step 4: Simplify right side
    23,279.22x = 424,153,407.95
  5. Step 5: Solve for x
    x = 424,153,407.95/23,279.22
  6. Step 6: Final answer
    x = 18,220.26

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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.