Home / 47,749.19-71,632.60-15,730.07

Finding the Fourth Proportional to 47,749.19, 71,632.60 and 15,730.07

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Solution

The fourth proportional to 47,749.19, 71,632.60 and 15,730.07 is: 23,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,749.19 : 71,632.60 = 15,730.07 : x
  2. Step 2: Convert to fraction form
    47,749.19/71,632.60 = 15,730.07/x
  3. Step 3: Cross multiply
    47,749.19x = 71,632.60 × 15,730.07
  4. Step 4: Simplify right side
    47,749.19x = 1,126,785,414.79
  5. Step 5: Solve for x
    x = 1,126,785,414.79/47,749.19
  6. Step 6: Final answer
    x = 23,598.00

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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.