Home / 23,398.83-32,314.91-20,205.81

Finding the Fourth Proportional to 23,398.83, 32,314.91 and 20,205.81

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Solution

The fourth proportional to 23,398.83, 32,314.91 and 20,205.81 is: 27,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,398.83 : 32,314.91 = 20,205.81 : x
  2. Step 2: Convert to fraction form
    23,398.83/32,314.91 = 20,205.81/x
  3. Step 3: Cross multiply
    23,398.83x = 32,314.91 × 20,205.81
  4. Step 4: Simplify right side
    23,398.83x = 652,948,830.60
  5. Step 5: Solve for x
    x = 652,948,830.60/23,398.83
  6. Step 6: Final answer
    x = 27,905.19

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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.