Home / 45,302.53-67,923.80-21,613.73

Finding the Fourth Proportional to 45,302.53, 67,923.80 and 21,613.73

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Solution

The fourth proportional to 45,302.53, 67,923.80 and 21,613.73 is: 32,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,302.53 : 67,923.80 = 21,613.73 : x
  2. Step 2: Convert to fraction form
    45,302.53/67,923.80 = 21,613.73/x
  3. Step 3: Cross multiply
    45,302.53x = 67,923.80 × 21,613.73
  4. Step 4: Simplify right side
    45,302.53x = 1,468,086,673.77
  5. Step 5: Solve for x
    x = 1,468,086,673.77/45,302.53
  6. Step 6: Final answer
    x = 32,406.28

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1.5x scale

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.