Home / 12,433.02-17,157.32-6,767.68

Finding the Fourth Proportional to 12,433.02, 17,157.32 and 6,767.68

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Solution

The fourth proportional to 12,433.02, 17,157.32 and 6,767.68 is: 9,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.02 : 17,157.32 = 6,767.68 : x
  2. Step 2: Convert to fraction form
    12,433.02/17,157.32 = 6,767.68/x
  3. Step 3: Cross multiply
    12,433.02x = 17,157.32 × 6,767.68
  4. Step 4: Simplify right side
    12,433.02x = 116,115,251.42
  5. Step 5: Solve for x
    x = 116,115,251.42/12,433.02
  6. Step 6: Final answer
    x = 9,339.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.