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Finding the Fourth Proportional to 48,649.82, 67,136.72 and 26,293.82

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Solution

The fourth proportional to 48,649.82, 67,136.72 and 26,293.82 is: 36,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,649.82 : 67,136.72 = 26,293.82 : x
  2. Step 2: Convert to fraction form
    48,649.82/67,136.72 = 26,293.82/x
  3. Step 3: Cross multiply
    48,649.82x = 67,136.72 × 26,293.82
  4. Step 4: Simplify right side
    48,649.82x = 1,765,280,363.92
  5. Step 5: Solve for x
    x = 1,765,280,363.92/48,649.82
  6. Step 6: Final answer
    x = 36,285.45

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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.