Home / 31,908.28-44,037.56-18,301.63

Finding the Fourth Proportional to 31,908.28, 44,037.56 and 18,301.63

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Solution

The fourth proportional to 31,908.28, 44,037.56 and 18,301.63 is: 25,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,908.28 : 44,037.56 = 18,301.63 : x
  2. Step 2: Convert to fraction form
    31,908.28/44,037.56 = 18,301.63/x
  3. Step 3: Cross multiply
    31,908.28x = 44,037.56 × 18,301.63
  4. Step 4: Simplify right side
    31,908.28x = 805,958,927.62
  5. Step 5: Solve for x
    x = 805,958,927.62/31,908.28
  6. Step 6: Final answer
    x = 25,258.62

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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.