Home / 31,016.38-42,694.56-27,030.58

Finding the Fourth Proportional to 31,016.38, 42,694.56 and 27,030.58

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Solution

The fourth proportional to 31,016.38, 42,694.56 and 27,030.58 is: 37,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,016.38 : 42,694.56 = 27,030.58 : x
  2. Step 2: Convert to fraction form
    31,016.38/42,694.56 = 27,030.58/x
  3. Step 3: Cross multiply
    31,016.38x = 42,694.56 × 27,030.58
  4. Step 4: Simplify right side
    31,016.38x = 1,154,058,719.64
  5. Step 5: Solve for x
    x = 1,154,058,719.64/31,016.38
  6. Step 6: Final answer
    x = 37,208.04

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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.