Home / 39,926.42-59,902.10-11,846.60

Finding the Fourth Proportional to 39,926.42, 59,902.10 and 11,846.60

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Solution

The fourth proportional to 39,926.42, 59,902.10 and 11,846.60 is: 17,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.42 : 59,902.10 = 11,846.60 : x
  2. Step 2: Convert to fraction form
    39,926.42/59,902.10 = 11,846.60/x
  3. Step 3: Cross multiply
    39,926.42x = 59,902.10 × 11,846.60
  4. Step 4: Simplify right side
    39,926.42x = 709,636,465.12
  5. Step 5: Solve for x
    x = 709,636,465.12/39,926.42
  6. Step 6: Final answer
    x = 17,773.61

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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.