Home / 22,439.02-33,670.84-8,408.74

Finding the Fourth Proportional to 22,439.02, 33,670.84 and 8,408.74

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Solution

The fourth proportional to 22,439.02, 33,670.84 and 8,408.74 is: 12,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.02 : 33,670.84 = 8,408.74 : x
  2. Step 2: Convert to fraction form
    22,439.02/33,670.84 = 8,408.74/x
  3. Step 3: Cross multiply
    22,439.02x = 33,670.84 × 8,408.74
  4. Step 4: Simplify right side
    22,439.02x = 283,129,339.14
  5. Step 5: Solve for x
    x = 283,129,339.14/22,439.02
  6. Step 6: Final answer
    x = 12,617.72

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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.