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Finding the Fourth Proportional to 61,791.25, 92,685.59 and 19,674.24

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Solution

The fourth proportional to 61,791.25, 92,685.59 and 19,674.24 is: 29,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,791.25 : 92,685.59 = 19,674.24 : x
  2. Step 2: Convert to fraction form
    61,791.25/92,685.59 = 19,674.24/x
  3. Step 3: Cross multiply
    61,791.25x = 92,685.59 × 19,674.24
  4. Step 4: Simplify right side
    61,791.25x = 1,823,518,096.26
  5. Step 5: Solve for x
    x = 1,823,518,096.26/61,791.25
  6. Step 6: Final answer
    x = 29,510.94

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1.5x scale

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.