Home / 22,153.97-30,574.29-12,596.85

Finding the Fourth Proportional to 22,153.97, 30,574.29 and 12,596.85

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Solution

The fourth proportional to 22,153.97, 30,574.29 and 12,596.85 is: 17,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153.97 : 30,574.29 = 12,596.85 : x
  2. Step 2: Convert to fraction form
    22,153.97/30,574.29 = 12,596.85/x
  3. Step 3: Cross multiply
    22,153.97x = 30,574.29 × 12,596.85
  4. Step 4: Simplify right side
    22,153.97x = 385,139,744.99
  5. Step 5: Solve for x
    x = 385,139,744.99/22,153.97
  6. Step 6: Final answer
    x = 17,384.69

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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.