Home / 52,031.04-71,779.68-33,161.28

Finding the Fourth Proportional to 52,031.04, 71,779.68 and 33,161.28

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Solution

The fourth proportional to 52,031.04, 71,779.68 and 33,161.28 is: 45,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,031.04 : 71,779.68 = 33,161.28 : x
  2. Step 2: Convert to fraction form
    52,031.04/71,779.68 = 33,161.28/x
  3. Step 3: Cross multiply
    52,031.04x = 71,779.68 × 33,161.28
  4. Step 4: Simplify right side
    52,031.04x = 2,380,306,066.79
  5. Step 5: Solve for x
    x = 2,380,306,066.79/52,031.04
  6. Step 6: Final answer
    x = 45,747.81

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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.