Home / 34,228.36-51,344.36-10,856.62

Finding the Fourth Proportional to 34,228.36, 51,344.36 and 10,856.62

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Solution

The fourth proportional to 34,228.36, 51,344.36 and 10,856.62 is: 16,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,228.36 : 51,344.36 = 10,856.62 : x
  2. Step 2: Convert to fraction form
    34,228.36/51,344.36 = 10,856.62/x
  3. Step 3: Cross multiply
    34,228.36x = 51,344.36 × 10,856.62
  4. Step 4: Simplify right side
    34,228.36x = 557,426,205.66
  5. Step 5: Solve for x
    x = 557,426,205.66/34,228.36
  6. Step 6: Final answer
    x = 16,285.51

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Double scale
Find fourth proportional to 34,229.36, 51,345.86 and 10,857.62
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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.