Home / 12,892.23-19,337.40-5,871.96

Finding the Fourth Proportional to 12,892.23, 19,337.40 and 5,871.96

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Solution

The fourth proportional to 12,892.23, 19,337.40 and 5,871.96 is: 8,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892.23 : 19,337.40 = 5,871.96 : x
  2. Step 2: Convert to fraction form
    12,892.23/19,337.40 = 5,871.96/x
  3. Step 3: Cross multiply
    12,892.23x = 19,337.40 × 5,871.96
  4. Step 4: Simplify right side
    12,892.23x = 113,548,439.30
  5. Step 5: Solve for x
    x = 113,548,439.30/12,892.23
  6. Step 6: Final answer
    x = 8,807.51

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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.