Home / 12,671.17-19,001.26-4,874.51

Finding the Fourth Proportional to 12,671.17, 19,001.26 and 4,874.51

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Solution

The fourth proportional to 12,671.17, 19,001.26 and 4,874.51 is: 7,309.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671.17 : 19,001.26 = 4,874.51 : x
  2. Step 2: Convert to fraction form
    12,671.17/19,001.26 = 4,874.51/x
  3. Step 3: Cross multiply
    12,671.17x = 19,001.26 × 4,874.51
  4. Step 4: Simplify right side
    12,671.17x = 92,621,807.51
  5. Step 5: Solve for x
    x = 92,621,807.51/12,671.17
  6. Step 6: Final answer
    x = 7,309.65

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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.