Home / 47,768.56-71,652.75-12,708.22

Finding the Fourth Proportional to 47,768.56, 71,652.75 and 12,708.22

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Solution

The fourth proportional to 47,768.56, 71,652.75 and 12,708.22 is: 19,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.56 : 71,652.75 = 12,708.22 : x
  2. Step 2: Convert to fraction form
    47,768.56/71,652.75 = 12,708.22/x
  3. Step 3: Cross multiply
    47,768.56x = 71,652.75 × 12,708.22
  4. Step 4: Simplify right side
    47,768.56x = 910,578,910.61
  5. Step 5: Solve for x
    x = 910,578,910.61/47,768.56
  6. Step 6: Final answer
    x = 19,062.31

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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.