Home / 34,174.84-51,262.60-11,988.76

Finding the Fourth Proportional to 34,174.84, 51,262.60 and 11,988.76

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Solution

The fourth proportional to 34,174.84, 51,262.60 and 11,988.76 is: 17,983.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,174.84 : 51,262.60 = 11,988.76 : x
  2. Step 2: Convert to fraction form
    34,174.84/51,262.60 = 11,988.76/x
  3. Step 3: Cross multiply
    34,174.84x = 51,262.60 × 11,988.76
  4. Step 4: Simplify right side
    34,174.84x = 614,575,008.38
  5. Step 5: Solve for x
    x = 614,575,008.38/34,174.84
  6. Step 6: Final answer
    x = 17,983.26

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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.