Home / 12,774.02-19,165.78-5,751.92

Finding the Fourth Proportional to 12,774.02, 19,165.78 and 5,751.92

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Solution

The fourth proportional to 12,774.02, 19,165.78 and 5,751.92 is: 8,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774.02 : 19,165.78 = 5,751.92 : x
  2. Step 2: Convert to fraction form
    12,774.02/19,165.78 = 5,751.92/x
  3. Step 3: Cross multiply
    12,774.02x = 19,165.78 × 5,751.92
  4. Step 4: Simplify right side
    12,774.02x = 110,240,033.30
  5. Step 5: Solve for x
    x = 110,240,033.30/12,774.02
  6. Step 6: Final answer
    x = 8,630.02

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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.