Home / 48,214.80-66,534.48-28,072.28

Finding the Fourth Proportional to 48,214.80, 66,534.48 and 28,072.28

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Solution

The fourth proportional to 48,214.80, 66,534.48 and 28,072.28 is: 38,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,214.80 : 66,534.48 = 28,072.28 : x
  2. Step 2: Convert to fraction form
    48,214.80/66,534.48 = 28,072.28/x
  3. Step 3: Cross multiply
    48,214.80x = 66,534.48 × 28,072.28
  4. Step 4: Simplify right side
    48,214.80x = 1,867,774,552.21
  5. Step 5: Solve for x
    x = 1,867,774,552.21/48,214.80
  6. Step 6: Final answer
    x = 38,738.61

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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.