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Finding the Fourth Proportional to 35,494.69, 53,213.93 and 17,716.20

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Solution

The fourth proportional to 35,494.69, 53,213.93 and 17,716.20 is: 26,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,494.69 : 53,213.93 = 17,716.20 : x
  2. Step 2: Convert to fraction form
    35,494.69/53,213.93 = 17,716.20/x
  3. Step 3: Cross multiply
    35,494.69x = 53,213.93 × 17,716.20
  4. Step 4: Simplify right side
    35,494.69x = 942,748,704.30
  5. Step 5: Solve for x
    x = 942,748,704.30/35,494.69
  6. Step 6: Final answer
    x = 26,560.27

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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.