Home / 24,143.40-33,315.70-13,388.22

Finding the Fourth Proportional to 24,143.40, 33,315.70 and 13,388.22

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Solution

The fourth proportional to 24,143.40, 33,315.70 and 13,388.22 is: 18,474.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,143.40 : 33,315.70 = 13,388.22 : x
  2. Step 2: Convert to fraction form
    24,143.40/33,315.70 = 13,388.22/x
  3. Step 3: Cross multiply
    24,143.40x = 33,315.70 × 13,388.22
  4. Step 4: Simplify right side
    24,143.40x = 446,037,921.05
  5. Step 5: Solve for x
    x = 446,037,921.05/24,143.40
  6. Step 6: Final answer
    x = 18,474.53

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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.