Home / 30,361.34-41,897.47-17,613.87

Finding the Fourth Proportional to 30,361.34, 41,897.47 and 17,613.87

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Solution

The fourth proportional to 30,361.34, 41,897.47 and 17,613.87 is: 24,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361.34 : 41,897.47 = 17,613.87 : x
  2. Step 2: Convert to fraction form
    30,361.34/41,897.47 = 17,613.87/x
  3. Step 3: Cross multiply
    30,361.34x = 41,897.47 × 17,613.87
  4. Step 4: Simplify right side
    30,361.34x = 737,976,589.91
  5. Step 5: Solve for x
    x = 737,976,589.91/30,361.34
  6. Step 6: Final answer
    x = 24,306.46

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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.