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Finding the Fourth Proportional to 23,649.90, 32,655.90 and 16,112.04

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Solution

The fourth proportional to 23,649.90, 32,655.90 and 16,112.04 is: 22,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.90 : 32,655.90 = 16,112.04 : x
  2. Step 2: Convert to fraction form
    23,649.90/32,655.90 = 16,112.04/x
  3. Step 3: Cross multiply
    23,649.90x = 32,655.90 × 16,112.04
  4. Step 4: Simplify right side
    23,649.90x = 526,153,167.04
  5. Step 5: Solve for x
    x = 526,153,167.04/23,649.90
  6. Step 6: Final answer
    x = 22,247.59

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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.