Home / 18,463.16-25,479.24-10,079.84

Finding the Fourth Proportional to 18,463.16, 25,479.24 and 10,079.84

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Solution

The fourth proportional to 18,463.16, 25,479.24 and 10,079.84 is: 13,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.16 : 25,479.24 = 10,079.84 : x
  2. Step 2: Convert to fraction form
    18,463.16/25,479.24 = 10,079.84/x
  3. Step 3: Cross multiply
    18,463.16x = 25,479.24 × 10,079.84
  4. Step 4: Simplify right side
    18,463.16x = 256,826,662.52
  5. Step 5: Solve for x
    x = 256,826,662.52/18,463.16
  6. Step 6: Final answer
    x = 13,910.22

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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.