Home / 24,123.16-33,289.91-13,512.56

Finding the Fourth Proportional to 24,123.16, 33,289.91 and 13,512.56

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Solution

The fourth proportional to 24,123.16, 33,289.91 and 13,512.56 is: 18,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,123.16 : 33,289.91 = 13,512.56 : x
  2. Step 2: Convert to fraction form
    24,123.16/33,289.91 = 13,512.56/x
  3. Step 3: Cross multiply
    24,123.16x = 33,289.91 × 13,512.56
  4. Step 4: Simplify right side
    24,123.16x = 449,831,921.93
  5. Step 5: Solve for x
    x = 449,831,921.93/24,123.16
  6. Step 6: Final answer
    x = 18,647.31

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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.