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Finding the Fourth Proportional to 32,393.88, 44,702.64 and 18,246.40

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Solution

The fourth proportional to 32,393.88, 44,702.64 and 18,246.40 is: 25,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,393.88 : 44,702.64 = 18,246.40 : x
  2. Step 2: Convert to fraction form
    32,393.88/44,702.64 = 18,246.40/x
  3. Step 3: Cross multiply
    32,393.88x = 44,702.64 × 18,246.40
  4. Step 4: Simplify right side
    32,393.88x = 815,662,250.50
  5. Step 5: Solve for x
    x = 815,662,250.50/32,393.88
  6. Step 6: Final answer
    x = 25,179.52

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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.