Home / 39,926.16-59,934.60-20,226.96

Finding the Fourth Proportional to 39,926.16, 59,934.60 and 20,226.96

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Solution

The fourth proportional to 39,926.16, 59,934.60 and 20,226.96 is: 30,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.16 : 59,934.60 = 20,226.96 : x
  2. Step 2: Convert to fraction form
    39,926.16/59,934.60 = 20,226.96/x
  3. Step 3: Cross multiply
    39,926.16x = 59,934.60 × 20,226.96
  4. Step 4: Simplify right side
    39,926.16x = 1,212,294,756.82
  5. Step 5: Solve for x
    x = 1,212,294,756.82/39,926.16
  6. Step 6: Final answer
    x = 30,363.42

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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.