Home / 41,277.07-61,829.88-20,153.35

Finding the Fourth Proportional to 41,277.07, 61,829.88 and 20,153.35

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Solution

The fourth proportional to 41,277.07, 61,829.88 and 20,153.35 is: 30,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,277.07 : 61,829.88 = 20,153.35 : x
  2. Step 2: Convert to fraction form
    41,277.07/61,829.88 = 20,153.35/x
  3. Step 3: Cross multiply
    41,277.07x = 61,829.88 × 20,153.35
  4. Step 4: Simplify right side
    41,277.07x = 1,246,079,212.10
  5. Step 5: Solve for x
    x = 1,246,079,212.10/41,277.07
  6. Step 6: Final answer
    x = 30,188.17

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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.