Home / 23,220.26-32,024.22-15,665.39

Finding the Fourth Proportional to 23,220.26, 32,024.22 and 15,665.39

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Solution

The fourth proportional to 23,220.26, 32,024.22 and 15,665.39 is: 21,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.26 : 32,024.22 = 15,665.39 : x
  2. Step 2: Convert to fraction form
    23,220.26/32,024.22 = 15,665.39/x
  3. Step 3: Cross multiply
    23,220.26x = 32,024.22 × 15,665.39
  4. Step 4: Simplify right side
    23,220.26x = 501,671,895.75
  5. Step 5: Solve for x
    x = 501,671,895.75/23,220.26
  6. Step 6: Final answer
    x = 21,604.92

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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.