Home / 16,787.21-25,280.75-14,622.08

Finding the Fourth Proportional to 16,787.21, 25,280.75 and 14,622.08

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Solution

The fourth proportional to 16,787.21, 25,280.75 and 14,622.08 is: 22,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.21 : 25,280.75 = 14,622.08 : x
  2. Step 2: Convert to fraction form
    16,787.21/25,280.75 = 14,622.08/x
  3. Step 3: Cross multiply
    16,787.21x = 25,280.75 × 14,622.08
  4. Step 4: Simplify right side
    16,787.21x = 369,656,949.45
  5. Step 5: Solve for x
    x = 369,656,949.45/16,787.21
  6. Step 6: Final answer
    x = 22,020.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.