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Finding the Fourth Proportional to 35,497.08, 48,984.08 and 21,173.13

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Solution

The fourth proportional to 35,497.08, 48,984.08 and 21,173.13 is: 29,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,497.08 : 48,984.08 = 21,173.13 : x
  2. Step 2: Convert to fraction form
    35,497.08/48,984.08 = 21,173.13/x
  3. Step 3: Cross multiply
    35,497.08x = 48,984.08 × 21,173.13
  4. Step 4: Simplify right side
    35,497.08x = 1,037,146,187.90
  5. Step 5: Solve for x
    x = 1,037,146,187.90/35,497.08
  6. Step 6: Final answer
    x = 29,217.79

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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.