Home / 16,787.33-23,177.87-10,416.50

Finding the Fourth Proportional to 16,787.33, 23,177.87 and 10,416.50

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Solution

The fourth proportional to 16,787.33, 23,177.87 and 10,416.50 is: 14,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.33 : 23,177.87 = 10,416.50 : x
  2. Step 2: Convert to fraction form
    16,787.33/23,177.87 = 10,416.50/x
  3. Step 3: Cross multiply
    16,787.33x = 23,177.87 × 10,416.50
  4. Step 4: Simplify right side
    16,787.33x = 241,432,282.86
  5. Step 5: Solve for x
    x = 241,432,282.86/16,787.33
  6. Step 6: Final answer
    x = 14,381.82

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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.