Home / 23,649.81-32,638.24-13,040.43

Finding the Fourth Proportional to 23,649.81, 32,638.24 and 13,040.43

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Solution

The fourth proportional to 23,649.81, 32,638.24 and 13,040.43 is: 17,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.81 : 32,638.24 = 13,040.43 : x
  2. Step 2: Convert to fraction form
    23,649.81/32,638.24 = 13,040.43/x
  3. Step 3: Cross multiply
    23,649.81x = 32,638.24 × 13,040.43
  4. Step 4: Simplify right side
    23,649.81x = 425,616,684.04
  5. Step 5: Solve for x
    x = 425,616,684.04/23,649.81
  6. Step 6: Final answer
    x = 17,996.62

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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.