Home / 51,443.76-71,016.66-38,701.81

Finding the Fourth Proportional to 51,443.76, 71,016.66 and 38,701.81

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Solution

The fourth proportional to 51,443.76, 71,016.66 and 38,701.81 is: 53,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,443.76 : 71,016.66 = 38,701.81 : x
  2. Step 2: Convert to fraction form
    51,443.76/71,016.66 = 38,701.81/x
  3. Step 3: Cross multiply
    51,443.76x = 71,016.66 × 38,701.81
  4. Step 4: Simplify right side
    51,443.76x = 2,748,473,282.15
  5. Step 5: Solve for x
    x = 2,748,473,282.15/51,443.76
  6. Step 6: Final answer
    x = 53,426.76

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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.