Home / 12,835.78-19,240.28-6,252.92

Finding the Fourth Proportional to 12,835.78, 19,240.28 and 6,252.92

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Solution

The fourth proportional to 12,835.78, 19,240.28 and 6,252.92 is: 9,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.78 : 19,240.28 = 6,252.92 : x
  2. Step 2: Convert to fraction form
    12,835.78/19,240.28 = 6,252.92/x
  3. Step 3: Cross multiply
    12,835.78x = 19,240.28 × 6,252.92
  4. Step 4: Simplify right side
    12,835.78x = 120,307,931.62
  5. Step 5: Solve for x
    x = 120,307,931.62/12,835.78
  6. Step 6: Final answer
    x = 9,372.86

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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.