Home / 36,282.30-54,390.65-12,903.27

Finding the Fourth Proportional to 36,282.30, 54,390.65 and 12,903.27

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Solution

The fourth proportional to 36,282.30, 54,390.65 and 12,903.27 is: 19,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,282.30 : 54,390.65 = 12,903.27 : x
  2. Step 2: Convert to fraction form
    36,282.30/54,390.65 = 12,903.27/x
  3. Step 3: Cross multiply
    36,282.30x = 54,390.65 × 12,903.27
  4. Step 4: Simplify right side
    36,282.30x = 701,817,177.91
  5. Step 5: Solve for x
    x = 701,817,177.91/36,282.30
  6. Step 6: Final answer
    x = 19,343.24

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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.