Home / 24,143.95-33,318.03-13,388.65

Finding the Fourth Proportional to 24,143.95, 33,318.03 and 13,388.65

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Solution

The fourth proportional to 24,143.95, 33,318.03 and 13,388.65 is: 18,475.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,143.95 : 33,318.03 = 13,388.65 : x
  2. Step 2: Convert to fraction form
    24,143.95/33,318.03 = 13,388.65/x
  3. Step 3: Cross multiply
    24,143.95x = 33,318.03 × 13,388.65
  4. Step 4: Simplify right side
    24,143.95x = 446,083,380.81
  5. Step 5: Solve for x
    x = 446,083,380.81/24,143.95
  6. Step 6: Final answer
    x = 18,475.99

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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.