Home / 23,920.60-33,022.40-18,531.04

Finding the Fourth Proportional to 23,920.60, 33,022.40 and 18,531.04

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Solution

The fourth proportional to 23,920.60, 33,022.40 and 18,531.04 is: 25,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.60 : 33,022.40 = 18,531.04 : x
  2. Step 2: Convert to fraction form
    23,920.60/33,022.40 = 18,531.04/x
  3. Step 3: Cross multiply
    23,920.60x = 33,022.40 × 18,531.04
  4. Step 4: Simplify right side
    23,920.60x = 611,939,415.30
  5. Step 5: Solve for x
    x = 611,939,415.30/23,920.60
  6. Step 6: Final answer
    x = 25,582.11

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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.