Home / 61,749.04-92,631.41-19,614.09

Finding the Fourth Proportional to 61,749.04, 92,631.41 and 19,614.09

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Solution

The fourth proportional to 61,749.04, 92,631.41 and 19,614.09 is: 29,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.04 : 92,631.41 = 19,614.09 : x
  2. Step 2: Convert to fraction form
    61,749.04/92,631.41 = 19,614.09/x
  3. Step 3: Cross multiply
    61,749.04x = 92,631.41 × 19,614.09
  4. Step 4: Simplify right side
    61,749.04x = 1,816,880,812.57
  5. Step 5: Solve for x
    x = 1,816,880,812.57/61,749.04
  6. Step 6: Final answer
    x = 29,423.63

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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.