Home / 48,370.76-66,755.71-28,228.96

Finding the Fourth Proportional to 48,370.76, 66,755.71 and 28,228.96

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Solution

The fourth proportional to 48,370.76, 66,755.71 and 28,228.96 is: 38,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,370.76 : 66,755.71 = 28,228.96 : x
  2. Step 2: Convert to fraction form
    48,370.76/66,755.71 = 28,228.96/x
  3. Step 3: Cross multiply
    48,370.76x = 66,755.71 × 28,228.96
  4. Step 4: Simplify right side
    48,370.76x = 1,884,444,267.36
  5. Step 5: Solve for x
    x = 1,884,444,267.36/48,370.76
  6. Step 6: Final answer
    x = 38,958.33

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1.5x scale

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.