Home / 42,631.96-58,806.02-28,292.52

Finding the Fourth Proportional to 42,631.96, 58,806.02 and 28,292.52

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Solution

The fourth proportional to 42,631.96, 58,806.02 and 28,292.52 is: 39,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631.96 : 58,806.02 = 28,292.52 : x
  2. Step 2: Convert to fraction form
    42,631.96/58,806.02 = 28,292.52/x
  3. Step 3: Cross multiply
    42,631.96x = 58,806.02 × 28,292.52
  4. Step 4: Simplify right side
    42,631.96x = 1,663,770,496.97
  5. Step 5: Solve for x
    x = 1,663,770,496.97/42,631.96
  6. Step 6: Final answer
    x = 39,026.37

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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.