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Finding the Fourth Proportional to 32,342.40, 44,630.64 and 18,194.64

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Solution

The fourth proportional to 32,342.40, 44,630.64 and 18,194.64 is: 25,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,342.40 : 44,630.64 = 18,194.64 : x
  2. Step 2: Convert to fraction form
    32,342.40/44,630.64 = 18,194.64/x
  3. Step 3: Cross multiply
    32,342.40x = 44,630.64 × 18,194.64
  4. Step 4: Simplify right side
    32,342.40x = 812,038,427.77
  5. Step 5: Solve for x
    x = 812,038,427.77/32,342.40
  6. Step 6: Final answer
    x = 25,107.55

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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.