Home / 22,544.24-31,115-18,762.32

Finding the Fourth Proportional to 22,544.24, 31,115 and 18,762.32

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Solution

The fourth proportional to 22,544.24, 31,115 and 18,762.32 is: 25,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,544.24 : 31,115 = 18,762.32 : x
  2. Step 2: Convert to fraction form
    22,544.24/31,115 = 18,762.32/x
  3. Step 3: Cross multiply
    22,544.24x = 31,115 × 18,762.32
  4. Step 4: Simplify right side
    22,544.24x = 583,789,586.80
  5. Step 5: Solve for x
    x = 583,789,586.80/22,544.24
  6. Step 6: Final answer
    x = 25,895.29

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Double scale
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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.