Home / 51,776.72-71,475.94-39,035.06

Finding the Fourth Proportional to 51,776.72, 71,475.94 and 39,035.06

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Solution

The fourth proportional to 51,776.72, 71,475.94 and 39,035.06 is: 53,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776.72 : 71,475.94 = 39,035.06 : x
  2. Step 2: Convert to fraction form
    51,776.72/71,475.94 = 39,035.06/x
  3. Step 3: Cross multiply
    51,776.72x = 71,475.94 × 39,035.06
  4. Step 4: Simplify right side
    51,776.72x = 2,790,067,606.46
  5. Step 5: Solve for x
    x = 2,790,067,606.46/51,776.72
  6. Step 6: Final answer
    x = 53,886.53

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1.5x scale

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.