Home / 24,015.42-33,143.15-13,406.65

Finding the Fourth Proportional to 24,015.42, 33,143.15 and 13,406.65

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Solution

The fourth proportional to 24,015.42, 33,143.15 and 13,406.65 is: 18,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,015.42 : 33,143.15 = 13,406.65 : x
  2. Step 2: Convert to fraction form
    24,015.42/33,143.15 = 13,406.65/x
  3. Step 3: Cross multiply
    24,015.42x = 33,143.15 × 13,406.65
  4. Step 4: Simplify right side
    24,015.42x = 444,338,562.61
  5. Step 5: Solve for x
    x = 444,338,562.61/24,015.42
  6. Step 6: Final answer
    x = 18,502.22

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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.