Home / 40,965.52-61,458-13,263.52

Finding the Fourth Proportional to 40,965.52, 61,458 and 13,263.52

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Solution

The fourth proportional to 40,965.52, 61,458 and 13,263.52 is: 19,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,965.52 : 61,458 = 13,263.52 : x
  2. Step 2: Convert to fraction form
    40,965.52/61,458 = 13,263.52/x
  3. Step 3: Cross multiply
    40,965.52x = 61,458 × 13,263.52
  4. Step 4: Simplify right side
    40,965.52x = 815,149,412.16
  5. Step 5: Solve for x
    x = 815,149,412.16/40,965.52
  6. Step 6: Final answer
    x = 19,898.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.