Home / 16,528.60-22,809.50-8,974.95

Finding the Fourth Proportional to 16,528.60, 22,809.50 and 8,974.95

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Solution

The fourth proportional to 16,528.60, 22,809.50 and 8,974.95 is: 12,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528.60 : 22,809.50 = 8,974.95 : x
  2. Step 2: Convert to fraction form
    16,528.60/22,809.50 = 8,974.95/x
  3. Step 3: Cross multiply
    16,528.60x = 22,809.50 × 8,974.95
  4. Step 4: Simplify right side
    16,528.60x = 204,714,122.03
  5. Step 5: Solve for x
    x = 204,714,122.03/16,528.60
  6. Step 6: Final answer
    x = 12,385.45

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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.