Home / 26,702.29-40,073.15-12,662.36

Finding the Fourth Proportional to 26,702.29, 40,073.15 and 12,662.36

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Solution

The fourth proportional to 26,702.29, 40,073.15 and 12,662.36 is: 19,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,702.29 : 40,073.15 = 12,662.36 : x
  2. Step 2: Convert to fraction form
    26,702.29/40,073.15 = 12,662.36/x
  3. Step 3: Cross multiply
    26,702.29x = 40,073.15 × 12,662.36
  4. Step 4: Simplify right side
    26,702.29x = 507,420,787.38
  5. Step 5: Solve for x
    x = 507,420,787.38/26,702.29
  6. Step 6: Final answer
    x = 19,002.89

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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.