Home / 32,376.78-44,681.55-18,231.18

Finding the Fourth Proportional to 32,376.78, 44,681.55 and 18,231.18

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Solution

The fourth proportional to 32,376.78, 44,681.55 and 18,231.18 is: 25,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,376.78 : 44,681.55 = 18,231.18 : x
  2. Step 2: Convert to fraction form
    32,376.78/44,681.55 = 18,231.18/x
  3. Step 3: Cross multiply
    32,376.78x = 44,681.55 × 18,231.18
  4. Step 4: Simplify right side
    32,376.78x = 814,597,380.73
  5. Step 5: Solve for x
    x = 814,597,380.73/32,376.78
  6. Step 6: Final answer
    x = 25,159.93

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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.