Home / 51,895.08-71,616.92-30,386.97

Finding the Fourth Proportional to 51,895.08, 71,616.92 and 30,386.97

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Solution

The fourth proportional to 51,895.08, 71,616.92 and 30,386.97 is: 41,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,895.08 : 71,616.92 = 30,386.97 : x
  2. Step 2: Convert to fraction form
    51,895.08/71,616.92 = 30,386.97/x
  3. Step 3: Cross multiply
    51,895.08x = 71,616.92 × 30,386.97
  4. Step 4: Simplify right side
    51,895.08x = 2,176,221,047.60
  5. Step 5: Solve for x
    x = 2,176,221,047.60/51,895.08
  6. Step 6: Final answer
    x = 41,935.02

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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.