Home / 61,421.16-92,131.71-17,047.89

Finding the Fourth Proportional to 61,421.16, 92,131.71 and 17,047.89

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Solution

The fourth proportional to 61,421.16, 92,131.71 and 17,047.89 is: 25,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.16 : 92,131.71 = 17,047.89 : x
  2. Step 2: Convert to fraction form
    61,421.16/92,131.71 = 17,047.89/x
  3. Step 3: Cross multiply
    61,421.16x = 92,131.71 × 17,047.89
  4. Step 4: Simplify right side
    61,421.16x = 1,570,651,257.59
  5. Step 5: Solve for x
    x = 1,570,651,257.59/61,421.16
  6. Step 6: Final answer
    x = 25,571.83

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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.