Home / 41,822.69-57,666.65-28,402.61

Finding the Fourth Proportional to 41,822.69, 57,666.65 and 28,402.61

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Solution

The fourth proportional to 41,822.69, 57,666.65 and 28,402.61 is: 39,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,822.69 : 57,666.65 = 28,402.61 : x
  2. Step 2: Convert to fraction form
    41,822.69/57,666.65 = 28,402.61/x
  3. Step 3: Cross multiply
    41,822.69x = 57,666.65 × 28,402.61
  4. Step 4: Simplify right side
    41,822.69x = 1,637,882,939.61
  5. Step 5: Solve for x
    x = 1,637,882,939.61/41,822.69
  6. Step 6: Final answer
    x = 39,162.55

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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.