Home / 22,704.21-31,315.41-17,510.90

Finding the Fourth Proportional to 22,704.21, 31,315.41 and 17,510.90

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Solution

The fourth proportional to 22,704.21, 31,315.41 and 17,510.90 is: 24,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.21 : 31,315.41 = 17,510.90 : x
  2. Step 2: Convert to fraction form
    22,704.21/31,315.41 = 17,510.90/x
  3. Step 3: Cross multiply
    22,704.21x = 31,315.41 × 17,510.90
  4. Step 4: Simplify right side
    22,704.21x = 548,360,856.39
  5. Step 5: Solve for x
    x = 548,360,856.39/22,704.21
  6. Step 6: Final answer
    x = 24,152.39

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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.