Home / 64,617.60-96,926.40-17,866.56

Finding the Fourth Proportional to 64,617.60, 96,926.40 and 17,866.56

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Solution

The fourth proportional to 64,617.60, 96,926.40 and 17,866.56 is: 26,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,617.60 : 96,926.40 = 17,866.56 : x
  2. Step 2: Convert to fraction form
    64,617.60/96,926.40 = 17,866.56/x
  3. Step 3: Cross multiply
    64,617.60x = 96,926.40 × 17,866.56
  4. Step 4: Simplify right side
    64,617.60x = 1,731,741,341.18
  5. Step 5: Solve for x
    x = 1,731,741,341.18/64,617.60
  6. Step 6: Final answer
    x = 26,799.84

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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.