Home / 21,620.23-32,414.55-14,582.74

Finding the Fourth Proportional to 21,620.23, 32,414.55 and 14,582.74

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Solution

The fourth proportional to 21,620.23, 32,414.55 and 14,582.74 is: 21,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,620.23 : 32,414.55 = 14,582.74 : x
  2. Step 2: Convert to fraction form
    21,620.23/32,414.55 = 14,582.74/x
  3. Step 3: Cross multiply
    21,620.23x = 32,414.55 × 14,582.74
  4. Step 4: Simplify right side
    21,620.23x = 472,692,954.87
  5. Step 5: Solve for x
    x = 472,692,954.87/21,620.23
  6. Step 6: Final answer
    x = 21,863.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.