Home / 48,021.12-66,258.51-27,866.28

Finding the Fourth Proportional to 48,021.12, 66,258.51 and 27,866.28

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Solution

The fourth proportional to 48,021.12, 66,258.51 and 27,866.28 is: 38,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,021.12 : 66,258.51 = 27,866.28 : x
  2. Step 2: Convert to fraction form
    48,021.12/66,258.51 = 27,866.28/x
  3. Step 3: Cross multiply
    48,021.12x = 66,258.51 × 27,866.28
  4. Step 4: Simplify right side
    48,021.12x = 1,846,378,192.04
  5. Step 5: Solve for x
    x = 1,846,378,192.04/48,021.12
  6. Step 6: Final answer
    x = 38,449.29

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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.