Home / 23,126.91-34,737.35-20,415.03

Finding the Fourth Proportional to 23,126.91, 34,737.35 and 20,415.03

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Solution

The fourth proportional to 23,126.91, 34,737.35 and 20,415.03 is: 30,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.91 : 34,737.35 = 20,415.03 : x
  2. Step 2: Convert to fraction form
    23,126.91/34,737.35 = 20,415.03/x
  3. Step 3: Cross multiply
    23,126.91x = 34,737.35 × 20,415.03
  4. Step 4: Simplify right side
    23,126.91x = 709,164,042.37
  5. Step 5: Solve for x
    x = 709,164,042.37/23,126.91
  6. Step 6: Final answer
    x = 30,664.02

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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.