Home / 34,186.47-47,177.34-18,873.03

Finding the Fourth Proportional to 34,186.47, 47,177.34 and 18,873.03

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Solution

The fourth proportional to 34,186.47, 47,177.34 and 18,873.03 is: 26,044.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.47 : 47,177.34 = 18,873.03 : x
  2. Step 2: Convert to fraction form
    34,186.47/47,177.34 = 18,873.03/x
  3. Step 3: Cross multiply
    34,186.47x = 47,177.34 × 18,873.03
  4. Step 4: Simplify right side
    34,186.47x = 890,379,353.14
  5. Step 5: Solve for x
    x = 890,379,353.14/34,186.47
  6. Step 6: Final answer
    x = 26,044.79

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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.