Home / 22,627.40-33,878.12-11,510.15

Finding the Fourth Proportional to 22,627.40, 33,878.12 and 11,510.15

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Solution

The fourth proportional to 22,627.40, 33,878.12 and 11,510.15 is: 17,233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.40 : 33,878.12 = 11,510.15 : x
  2. Step 2: Convert to fraction form
    22,627.40/33,878.12 = 11,510.15/x
  3. Step 3: Cross multiply
    22,627.40x = 33,878.12 × 11,510.15
  4. Step 4: Simplify right side
    22,627.40x = 389,942,015.98
  5. Step 5: Solve for x
    x = 389,942,015.98/22,627.40
  6. Step 6: Final answer
    x = 17,233.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.