Home / 34,122.11-47,088.83-18,809.22

Finding the Fourth Proportional to 34,122.11, 47,088.83 and 18,809.22

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Solution

The fourth proportional to 34,122.11, 47,088.83 and 18,809.22 is: 25,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,122.11 : 47,088.83 = 18,809.22 : x
  2. Step 2: Convert to fraction form
    34,122.11/47,088.83 = 18,809.22/x
  3. Step 3: Cross multiply
    34,122.11x = 47,088.83 × 18,809.22
  4. Step 4: Simplify right side
    34,122.11x = 885,704,163.01
  5. Step 5: Solve for x
    x = 885,704,163.01/34,122.11
  6. Step 6: Final answer
    x = 25,956.90

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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.