Home / 15,558.21-23,331.24-6,787.17

Finding the Fourth Proportional to 15,558.21, 23,331.24 and 6,787.17

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Solution

The fourth proportional to 15,558.21, 23,331.24 and 6,787.17 is: 10,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558.21 : 23,331.24 = 6,787.17 : x
  2. Step 2: Convert to fraction form
    15,558.21/23,331.24 = 6,787.17/x
  3. Step 3: Cross multiply
    15,558.21x = 23,331.24 × 6,787.17
  4. Step 4: Simplify right side
    15,558.21x = 158,353,092.19
  5. Step 5: Solve for x
    x = 158,353,092.19/15,558.21
  6. Step 6: Final answer
    x = 10,178.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.