Home / 41,271.31-61,898.16-11,681.20

Finding the Fourth Proportional to 41,271.31, 61,898.16 and 11,681.20

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Solution

The fourth proportional to 41,271.31, 61,898.16 and 11,681.20 is: 17,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,271.31 : 61,898.16 = 11,681.20 : x
  2. Step 2: Convert to fraction form
    41,271.31/61,898.16 = 11,681.20/x
  3. Step 3: Cross multiply
    41,271.31x = 61,898.16 × 11,681.20
  4. Step 4: Simplify right side
    41,271.31x = 723,044,786.59
  5. Step 5: Solve for x
    x = 723,044,786.59/41,271.31
  6. Step 6: Final answer
    x = 17,519.31

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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.