Home / 12,695.61-19,044.69-4,374.54

Finding the Fourth Proportional to 12,695.61, 19,044.69 and 4,374.54

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Solution

The fourth proportional to 12,695.61, 19,044.69 and 4,374.54 is: 6,562.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695.61 : 19,044.69 = 4,374.54 : x
  2. Step 2: Convert to fraction form
    12,695.61/19,044.69 = 4,374.54/x
  3. Step 3: Cross multiply
    12,695.61x = 19,044.69 × 4,374.54
  4. Step 4: Simplify right side
    12,695.61x = 83,311,758.19
  5. Step 5: Solve for x
    x = 83,311,758.19/12,695.61
  6. Step 6: Final answer
    x = 6,562.25

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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.