Home / 43,279.86-64,922.76-25,536.45

Finding the Fourth Proportional to 43,279.86, 64,922.76 and 25,536.45

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Solution

The fourth proportional to 43,279.86, 64,922.76 and 25,536.45 is: 38,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,279.86 : 64,922.76 = 25,536.45 : x
  2. Step 2: Convert to fraction form
    43,279.86/64,922.76 = 25,536.45/x
  3. Step 3: Cross multiply
    43,279.86x = 64,922.76 × 25,536.45
  4. Step 4: Simplify right side
    43,279.86x = 1,657,896,814.60
  5. Step 5: Solve for x
    x = 1,657,896,814.60/43,279.86
  6. Step 6: Final answer
    x = 38,306.43

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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.