Home / 18,022.32-24,870.80-10,064.56

Finding the Fourth Proportional to 18,022.32, 24,870.80 and 10,064.56

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Solution

The fourth proportional to 18,022.32, 24,870.80 and 10,064.56 is: 13,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,022.32 : 24,870.80 = 10,064.56 : x
  2. Step 2: Convert to fraction form
    18,022.32/24,870.80 = 10,064.56/x
  3. Step 3: Cross multiply
    18,022.32x = 24,870.80 × 10,064.56
  4. Step 4: Simplify right side
    18,022.32x = 250,313,658.85
  5. Step 5: Solve for x
    x = 250,313,658.85/18,022.32
  6. Step 6: Final answer
    x = 13,889.09

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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.