Home / 48,305.20-66,655.63-27,887.19

Finding the Fourth Proportional to 48,305.20, 66,655.63 and 27,887.19

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Solution

The fourth proportional to 48,305.20, 66,655.63 and 27,887.19 is: 38,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,305.20 : 66,655.63 = 27,887.19 : x
  2. Step 2: Convert to fraction form
    48,305.20/66,655.63 = 27,887.19/x
  3. Step 3: Cross multiply
    48,305.20x = 66,655.63 × 27,887.19
  4. Step 4: Simplify right side
    48,305.20x = 1,858,838,081.71
  5. Step 5: Solve for x
    x = 1,858,838,081.71/48,305.20
  6. Step 6: Final answer
    x = 38,481.12

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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.