Home / 52,054.28-71,835.12-28,180.94

Finding the Fourth Proportional to 52,054.28, 71,835.12 and 28,180.94

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Solution

The fourth proportional to 52,054.28, 71,835.12 and 28,180.94 is: 38,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,054.28 : 71,835.12 = 28,180.94 : x
  2. Step 2: Convert to fraction form
    52,054.28/71,835.12 = 28,180.94/x
  3. Step 3: Cross multiply
    52,054.28x = 71,835.12 × 28,180.94
  4. Step 4: Simplify right side
    52,054.28x = 2,024,381,206.61
  5. Step 5: Solve for x
    x = 2,024,381,206.61/52,054.28
  6. Step 6: Final answer
    x = 38,889.81

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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.