Home / 61,090.14-91,631.79-16,713.63

Finding the Fourth Proportional to 61,090.14, 91,631.79 and 16,713.63

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Solution

The fourth proportional to 61,090.14, 91,631.79 and 16,713.63 is: 25,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,090.14 : 91,631.79 = 16,713.63 : x
  2. Step 2: Convert to fraction form
    61,090.14/91,631.79 = 16,713.63/x
  3. Step 3: Cross multiply
    61,090.14x = 91,631.79 × 16,713.63
  4. Step 4: Simplify right side
    61,090.14x = 1,531,499,834.30
  5. Step 5: Solve for x
    x = 1,531,499,834.30/61,090.14
  6. Step 6: Final answer
    x = 25,069.51

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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.