Home / 18,803.28-25,948.87-10,304.84

Finding the Fourth Proportional to 18,803.28, 25,948.87 and 10,304.84

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Solution

The fourth proportional to 18,803.28, 25,948.87 and 10,304.84 is: 14,220.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,803.28 : 25,948.87 = 10,304.84 : x
  2. Step 2: Convert to fraction form
    18,803.28/25,948.87 = 10,304.84/x
  3. Step 3: Cross multiply
    18,803.28x = 25,948.87 × 10,304.84
  4. Step 4: Simplify right side
    18,803.28x = 267,398,992.64
  5. Step 5: Solve for x
    x = 267,398,992.64/18,803.28
  6. Step 6: Final answer
    x = 14,220.87

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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.