Home / 23,013.21-34,520.13-8,223.01

Finding the Fourth Proportional to 23,013.21, 34,520.13 and 8,223.01

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Solution

The fourth proportional to 23,013.21, 34,520.13 and 8,223.01 is: 12,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.21 : 34,520.13 = 8,223.01 : x
  2. Step 2: Convert to fraction form
    23,013.21/34,520.13 = 8,223.01/x
  3. Step 3: Cross multiply
    23,013.21x = 34,520.13 × 8,223.01
  4. Step 4: Simplify right side
    23,013.21x = 283,859,374.19
  5. Step 5: Solve for x
    x = 283,859,374.19/23,013.21
  6. Step 6: Final answer
    x = 12,334.63

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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.