Home / 42,716.43-64,050.65-17,739.68

Finding the Fourth Proportional to 42,716.43, 64,050.65 and 17,739.68

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Solution

The fourth proportional to 42,716.43, 64,050.65 and 17,739.68 is: 26,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,716.43 : 64,050.65 = 17,739.68 : x
  2. Step 2: Convert to fraction form
    42,716.43/64,050.65 = 17,739.68/x
  3. Step 3: Cross multiply
    42,716.43x = 64,050.65 × 17,739.68
  4. Step 4: Simplify right side
    42,716.43x = 1,136,238,034.79
  5. Step 5: Solve for x
    x = 1,136,238,034.79/42,716.43
  6. Step 6: Final answer
    x = 26,599.56

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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.