Home / 23,440.19-32,339.42-13,361.36

Finding the Fourth Proportional to 23,440.19, 32,339.42 and 13,361.36

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Solution

The fourth proportional to 23,440.19, 32,339.42 and 13,361.36 is: 18,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.19 : 32,339.42 = 13,361.36 : x
  2. Step 2: Convert to fraction form
    23,440.19/32,339.42 = 13,361.36/x
  3. Step 3: Cross multiply
    23,440.19x = 32,339.42 × 13,361.36
  4. Step 4: Simplify right side
    23,440.19x = 432,098,542.28
  5. Step 5: Solve for x
    x = 432,098,542.28/23,440.19
  6. Step 6: Final answer
    x = 18,434.09

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Half scale
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Double scale
Find fourth proportional to 23,441.19, 32,340.80 and 13,362.36
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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.