Home / 18,015.28-24,853.94-12,037.48

Finding the Fourth Proportional to 18,015.28, 24,853.94 and 12,037.48

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Solution

The fourth proportional to 18,015.28, 24,853.94 and 12,037.48 is: 16,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.28 : 24,853.94 = 12,037.48 : x
  2. Step 2: Convert to fraction form
    18,015.28/24,853.94 = 12,037.48/x
  3. Step 3: Cross multiply
    18,015.28x = 24,853.94 × 12,037.48
  4. Step 4: Simplify right side
    18,015.28x = 299,178,728.49
  5. Step 5: Solve for x
    x = 299,178,728.49/18,015.28
  6. Step 6: Final answer
    x = 16,606.95

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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.