Home / 51,588.72-71,195.49-28,935.18

Finding the Fourth Proportional to 51,588.72, 71,195.49 and 28,935.18

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Solution

The fourth proportional to 51,588.72, 71,195.49 and 28,935.18 is: 39,932.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,588.72 : 71,195.49 = 28,935.18 : x
  2. Step 2: Convert to fraction form
    51,588.72/71,195.49 = 28,935.18/x
  3. Step 3: Cross multiply
    51,588.72x = 71,195.49 × 28,935.18
  4. Step 4: Simplify right side
    51,588.72x = 2,060,054,318.34
  5. Step 5: Solve for x
    x = 2,060,054,318.34/51,588.72
  6. Step 6: Final answer
    x = 39,932.26

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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.