Home / 22,616.70-31,206.06-13,054.57

Finding the Fourth Proportional to 22,616.70, 31,206.06 and 13,054.57

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Solution

The fourth proportional to 22,616.70, 31,206.06 and 13,054.57 is: 18,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,616.70 : 31,206.06 = 13,054.57 : x
  2. Step 2: Convert to fraction form
    22,616.70/31,206.06 = 13,054.57/x
  3. Step 3: Cross multiply
    22,616.70x = 31,206.06 × 13,054.57
  4. Step 4: Simplify right side
    22,616.70x = 407,381,616.68
  5. Step 5: Solve for x
    x = 407,381,616.68/22,616.70
  6. Step 6: Final answer
    x = 18,012.42

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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.