Home / 51,747.91-77,575.10-18,460.06

Finding the Fourth Proportional to 51,747.91, 77,575.10 and 18,460.06

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Solution

The fourth proportional to 51,747.91, 77,575.10 and 18,460.06 is: 27,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747.91 : 77,575.10 = 18,460.06 : x
  2. Step 2: Convert to fraction form
    51,747.91/77,575.10 = 18,460.06/x
  3. Step 3: Cross multiply
    51,747.91x = 77,575.10 × 18,460.06
  4. Step 4: Simplify right side
    51,747.91x = 1,432,041,441.43
  5. Step 5: Solve for x
    x = 1,432,041,441.43/51,747.91
  6. Step 6: Final answer
    x = 27,673.41

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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.