Home / 13,026.08-19,549.45-6,787.87

Finding the Fourth Proportional to 13,026.08, 19,549.45 and 6,787.87

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Solution

The fourth proportional to 13,026.08, 19,549.45 and 6,787.87 is: 10,187.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.08 : 19,549.45 = 6,787.87 : x
  2. Step 2: Convert to fraction form
    13,026.08/19,549.45 = 6,787.87/x
  3. Step 3: Cross multiply
    13,026.08x = 19,549.45 × 6,787.87
  4. Step 4: Simplify right side
    13,026.08x = 132,699,125.17
  5. Step 5: Solve for x
    x = 132,699,125.17/13,026.08
  6. Step 6: Final answer
    x = 10,187.19

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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.