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Finding the Fourth Proportional to 37,281.84, 55,882.34 and 18,575.84

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Solution

The fourth proportional to 37,281.84, 55,882.34 and 18,575.84 is: 27,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.84 : 55,882.34 = 18,575.84 : x
  2. Step 2: Convert to fraction form
    37,281.84/55,882.34 = 18,575.84/x
  3. Step 3: Cross multiply
    37,281.84x = 55,882.34 × 18,575.84
  4. Step 4: Simplify right side
    37,281.84x = 1,038,061,406.67
  5. Step 5: Solve for x
    x = 1,038,061,406.67/37,281.84
  6. Step 6: Final answer
    x = 27,843.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.