Home / 22,711.04-31,319.84-18,006.56

Finding the Fourth Proportional to 22,711.04, 31,319.84 and 18,006.56

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Solution

The fourth proportional to 22,711.04, 31,319.84 and 18,006.56 is: 24,832.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711.04 : 31,319.84 = 18,006.56 : x
  2. Step 2: Convert to fraction form
    22,711.04/31,319.84 = 18,006.56/x
  3. Step 3: Cross multiply
    22,711.04x = 31,319.84 × 18,006.56
  4. Step 4: Simplify right side
    22,711.04x = 563,962,578.15
  5. Step 5: Solve for x
    x = 563,962,578.15/22,711.04
  6. Step 6: Final answer
    x = 24,832.09

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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.