Home / 34,237.12-51,360-10,855.20

Finding the Fourth Proportional to 34,237.12, 51,360 and 10,855.20

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Solution

The fourth proportional to 34,237.12, 51,360 and 10,855.20 is: 16,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,237.12 : 51,360 = 10,855.20 : x
  2. Step 2: Convert to fraction form
    34,237.12/51,360 = 10,855.20/x
  3. Step 3: Cross multiply
    34,237.12x = 51,360 × 10,855.20
  4. Step 4: Simplify right side
    34,237.12x = 557,523,072
  5. Step 5: Solve for x
    x = 557,523,072/34,237.12
  6. Step 6: Final answer
    x = 16,284.17

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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.