Home / 16,787.43-23,157.45-10,411.83

Finding the Fourth Proportional to 16,787.43, 23,157.45 and 10,411.83

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Solution

The fourth proportional to 16,787.43, 23,157.45 and 10,411.83 is: 14,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.43 : 23,157.45 = 10,411.83 : x
  2. Step 2: Convert to fraction form
    16,787.43/23,157.45 = 10,411.83/x
  3. Step 3: Cross multiply
    16,787.43x = 23,157.45 × 10,411.83
  4. Step 4: Simplify right side
    16,787.43x = 241,111,432.63
  5. Step 5: Solve for x
    x = 241,111,432.63/16,787.43
  6. Step 6: Final answer
    x = 14,362.62

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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.