Home / 22,787.46-31,433.13-16,834.50

Finding the Fourth Proportional to 22,787.46, 31,433.13 and 16,834.50

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Solution

The fourth proportional to 22,787.46, 31,433.13 and 16,834.50 is: 23,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,787.46 : 31,433.13 = 16,834.50 : x
  2. Step 2: Convert to fraction form
    22,787.46/31,433.13 = 16,834.50/x
  3. Step 3: Cross multiply
    22,787.46x = 31,433.13 × 16,834.50
  4. Step 4: Simplify right side
    22,787.46x = 529,161,026.99
  5. Step 5: Solve for x
    x = 529,161,026.99/22,787.46
  6. Step 6: Final answer
    x = 23,221.59

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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.