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Finding the Fourth Proportional to 35,677.80, 53,515.08 and 16,944.12

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Solution

The fourth proportional to 35,677.80, 53,515.08 and 16,944.12 is: 25,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,677.80 : 53,515.08 = 16,944.12 : x
  2. Step 2: Convert to fraction form
    35,677.80/53,515.08 = 16,944.12/x
  3. Step 3: Cross multiply
    35,677.80x = 53,515.08 × 16,944.12
  4. Step 4: Simplify right side
    35,677.80x = 906,765,937.33
  5. Step 5: Solve for x
    x = 906,765,937.33/35,677.80
  6. Step 6: Final answer
    x = 25,415.41

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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.