Home / 47,668.84-71,475.21-18,088.75

Finding the Fourth Proportional to 47,668.84, 71,475.21 and 18,088.75

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Solution

The fourth proportional to 47,668.84, 71,475.21 and 18,088.75 is: 27,122.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.84 : 71,475.21 = 18,088.75 : x
  2. Step 2: Convert to fraction form
    47,668.84/71,475.21 = 18,088.75/x
  3. Step 3: Cross multiply
    47,668.84x = 71,475.21 × 18,088.75
  4. Step 4: Simplify right side
    47,668.84x = 1,292,897,026.20
  5. Step 5: Solve for x
    x = 1,292,897,026.20/47,668.84
  6. Step 6: Final answer
    x = 27,122.48

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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.