Home / 22,724.93-31,352.28-13,159.59

Finding the Fourth Proportional to 22,724.93, 31,352.28 and 13,159.59

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Solution

The fourth proportional to 22,724.93, 31,352.28 and 13,159.59 is: 18,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724.93 : 31,352.28 = 13,159.59 : x
  2. Step 2: Convert to fraction form
    22,724.93/31,352.28 = 13,159.59/x
  3. Step 3: Cross multiply
    22,724.93x = 31,352.28 × 13,159.59
  4. Step 4: Simplify right side
    22,724.93x = 412,583,150.37
  5. Step 5: Solve for x
    x = 412,583,150.37/22,724.93
  6. Step 6: Final answer
    x = 18,155.53

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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.