Home / 52,434.05-78,504.49-28,332

Finding the Fourth Proportional to 52,434.05, 78,504.49 and 28,332

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Solution

The fourth proportional to 52,434.05, 78,504.49 and 28,332 is: 42,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,434.05 : 78,504.49 = 28,332 : x
  2. Step 2: Convert to fraction form
    52,434.05/78,504.49 = 28,332/x
  3. Step 3: Cross multiply
    52,434.05x = 78,504.49 × 28,332
  4. Step 4: Simplify right side
    52,434.05x = 2,224,189,210.68
  5. Step 5: Solve for x
    x = 2,224,189,210.68/52,434.05
  6. Step 6: Final answer
    x = 42,418.79

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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.