Home / 52,209.20-72,031.16-33,357.36

Finding the Fourth Proportional to 52,209.20, 72,031.16 and 33,357.36

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Solution

The fourth proportional to 52,209.20, 72,031.16 and 33,357.36 is: 46,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.20 : 72,031.16 = 33,357.36 : x
  2. Step 2: Convert to fraction form
    52,209.20/72,031.16 = 33,357.36/x
  3. Step 3: Cross multiply
    52,209.20x = 72,031.16 × 33,357.36
  4. Step 4: Simplify right side
    52,209.20x = 2,402,769,335.34
  5. Step 5: Solve for x
    x = 2,402,769,335.34/52,209.20
  6. Step 6: Final answer
    x = 46,021.95

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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.