Home / 47,749.17-71,561.46-26,688.36

Finding the Fourth Proportional to 47,749.17, 71,561.46 and 26,688.36

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Solution

The fourth proportional to 47,749.17, 71,561.46 and 26,688.36 is: 39,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,749.17 : 71,561.46 = 26,688.36 : x
  2. Step 2: Convert to fraction form
    47,749.17/71,561.46 = 26,688.36/x
  3. Step 3: Cross multiply
    47,749.17x = 71,561.46 × 26,688.36
  4. Step 4: Simplify right side
    47,749.17x = 1,909,858,006.61
  5. Step 5: Solve for x
    x = 1,909,858,006.61/47,749.17
  6. Step 6: Final answer
    x = 39,997.72

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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.