Home / 48,107.89-66,388.98-26,887.15

Finding the Fourth Proportional to 48,107.89, 66,388.98 and 26,887.15

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Solution

The fourth proportional to 48,107.89, 66,388.98 and 26,887.15 is: 37,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,107.89 : 66,388.98 = 26,887.15 : x
  2. Step 2: Convert to fraction form
    48,107.89/66,388.98 = 26,887.15/x
  3. Step 3: Cross multiply
    48,107.89x = 66,388.98 × 26,887.15
  4. Step 4: Simplify right side
    48,107.89x = 1,785,010,463.61
  5. Step 5: Solve for x
    x = 1,785,010,463.61/48,107.89
  6. Step 6: Final answer
    x = 37,104.32

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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.