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Finding the Fourth Proportional to 35,099.88, 48,437.08 and 19,786.32

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Solution

The fourth proportional to 35,099.88, 48,437.08 and 19,786.32 is: 27,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,099.88 : 48,437.08 = 19,786.32 : x
  2. Step 2: Convert to fraction form
    35,099.88/48,437.08 = 19,786.32/x
  3. Step 3: Cross multiply
    35,099.88x = 48,437.08 × 19,786.32
  4. Step 4: Simplify right side
    35,099.88x = 958,391,564.75
  5. Step 5: Solve for x
    x = 958,391,564.75/35,099.88
  6. Step 6: Final answer
    x = 27,304.70

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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.