Home / 15,749.34-23,610.60-6,979.47

Finding the Fourth Proportional to 15,749.34, 23,610.60 and 6,979.47

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Solution

The fourth proportional to 15,749.34, 23,610.60 and 6,979.47 is: 10,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.34 : 23,610.60 = 6,979.47 : x
  2. Step 2: Convert to fraction form
    15,749.34/23,610.60 = 6,979.47/x
  3. Step 3: Cross multiply
    15,749.34x = 23,610.60 × 6,979.47
  4. Step 4: Simplify right side
    15,749.34x = 164,789,474.38
  5. Step 5: Solve for x
    x = 164,789,474.38/15,749.34
  6. Step 6: Final answer
    x = 10,463.26

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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.