Home / 12,767.07-19,152.96-5,747.25

Finding the Fourth Proportional to 12,767.07, 19,152.96 and 5,747.25

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Solution

The fourth proportional to 12,767.07, 19,152.96 and 5,747.25 is: 8,621.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.07 : 19,152.96 = 5,747.25 : x
  2. Step 2: Convert to fraction form
    12,767.07/19,152.96 = 5,747.25/x
  3. Step 3: Cross multiply
    12,767.07x = 19,152.96 × 5,747.25
  4. Step 4: Simplify right side
    12,767.07x = 110,076,899.63
  5. Step 5: Solve for x
    x = 110,076,899.63/12,767.07
  6. Step 6: Final answer
    x = 8,621.94

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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.