Home / 52,208.70-72,048.05-28,335.37

Finding the Fourth Proportional to 52,208.70, 72,048.05 and 28,335.37

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Solution

The fourth proportional to 52,208.70, 72,048.05 and 28,335.37 is: 39,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.70 : 72,048.05 = 28,335.37 : x
  2. Step 2: Convert to fraction form
    52,208.70/72,048.05 = 28,335.37/x
  3. Step 3: Cross multiply
    52,208.70x = 72,048.05 × 28,335.37
  4. Step 4: Simplify right side
    52,208.70x = 2,041,508,154.53
  5. Step 5: Solve for x
    x = 2,041,508,154.53/52,208.70
  6. Step 6: Final answer
    x = 39,102.83

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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.