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Finding the Fourth Proportional to 32,376, 44,678.88 and 18,232.32

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Solution

The fourth proportional to 32,376, 44,678.88 and 18,232.32 is: 25,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,376 : 44,678.88 = 18,232.32 : x
  2. Step 2: Convert to fraction form
    32,376/44,678.88 = 18,232.32/x
  3. Step 3: Cross multiply
    32,376x = 44,678.88 × 18,232.32
  4. Step 4: Simplify right side
    32,376x = 814,599,637.40
  5. Step 5: Solve for x
    x = 814,599,637.40/32,376
  6. Step 6: Final answer
    x = 25,160.60

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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.