Home / 36,347.20-54,528.12-12,973.03

Finding the Fourth Proportional to 36,347.20, 54,528.12 and 12,973.03

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Solution

The fourth proportional to 36,347.20, 54,528.12 and 12,973.03 is: 19,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.20 : 54,528.12 = 12,973.03 : x
  2. Step 2: Convert to fraction form
    36,347.20/54,528.12 = 12,973.03/x
  3. Step 3: Cross multiply
    36,347.20x = 54,528.12 × 12,973.03
  4. Step 4: Simplify right side
    36,347.20x = 707,394,800.28
  5. Step 5: Solve for x
    x = 707,394,800.28/36,347.20
  6. Step 6: Final answer
    x = 19,462.16

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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.