Home / 38,686.48-58,049.16-28,845.52

Finding the Fourth Proportional to 38,686.48, 58,049.16 and 28,845.52

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Solution

The fourth proportional to 38,686.48, 58,049.16 and 28,845.52 is: 43,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.48 : 58,049.16 = 28,845.52 : x
  2. Step 2: Convert to fraction form
    38,686.48/58,049.16 = 28,845.52/x
  3. Step 3: Cross multiply
    38,686.48x = 58,049.16 × 28,845.52
  4. Step 4: Simplify right side
    38,686.48x = 1,674,458,205.76
  5. Step 5: Solve for x
    x = 1,674,458,205.76/38,686.48
  6. Step 6: Final answer
    x = 43,282.77

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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.