Home / 47,299.62-70,971.15-17,719.86

Finding the Fourth Proportional to 47,299.62, 70,971.15 and 17,719.86

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Solution

The fourth proportional to 47,299.62, 70,971.15 and 17,719.86 is: 26,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.62 : 70,971.15 = 17,719.86 : x
  2. Step 2: Convert to fraction form
    47,299.62/70,971.15 = 17,719.86/x
  3. Step 3: Cross multiply
    47,299.62x = 70,971.15 × 17,719.86
  4. Step 4: Simplify right side
    47,299.62x = 1,257,598,842.04
  5. Step 5: Solve for x
    x = 1,257,598,842.04/47,299.62
  6. Step 6: Final answer
    x = 26,587.93

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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.