Home / 42,716.99-64,080.61-17,773.92

Finding the Fourth Proportional to 42,716.99, 64,080.61 and 17,773.92

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Solution

The fourth proportional to 42,716.99, 64,080.61 and 17,773.92 is: 26,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,716.99 : 64,080.61 = 17,773.92 : x
  2. Step 2: Convert to fraction form
    42,716.99/64,080.61 = 17,773.92/x
  3. Step 3: Cross multiply
    42,716.99x = 64,080.61 × 17,773.92
  4. Step 4: Simplify right side
    42,716.99x = 1,138,963,635.69
  5. Step 5: Solve for x
    x = 1,138,963,635.69/42,716.99
  6. Step 6: Final answer
    x = 26,663.01

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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.