Home / 24,121.92-36,347.19-19,835.40

Finding the Fourth Proportional to 24,121.92, 36,347.19 and 19,835.40

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Solution

The fourth proportional to 24,121.92, 36,347.19 and 19,835.40 is: 29,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.92 : 36,347.19 = 19,835.40 : x
  2. Step 2: Convert to fraction form
    24,121.92/36,347.19 = 19,835.40/x
  3. Step 3: Cross multiply
    24,121.92x = 36,347.19 × 19,835.40
  4. Step 4: Simplify right side
    24,121.92x = 720,961,052.53
  5. Step 5: Solve for x
    x = 720,961,052.53/24,121.92
  6. Step 6: Final answer
    x = 29,888.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.