Home / 51,022.96-70,478.60-35,079.76

Finding the Fourth Proportional to 51,022.96, 70,478.60 and 35,079.76

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Solution

The fourth proportional to 51,022.96, 70,478.60 and 35,079.76 is: 48,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,022.96 : 70,478.60 = 35,079.76 : x
  2. Step 2: Convert to fraction form
    51,022.96/70,478.60 = 35,079.76/x
  3. Step 3: Cross multiply
    51,022.96x = 70,478.60 × 35,079.76
  4. Step 4: Simplify right side
    51,022.96x = 2,472,372,373.14
  5. Step 5: Solve for x
    x = 2,472,372,373.14/51,022.96
  6. Step 6: Final answer
    x = 48,456.07

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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.