Home / 15,511.88-23,275.50-6,151.69

Finding the Fourth Proportional to 15,511.88, 23,275.50 and 6,151.69

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Solution

The fourth proportional to 15,511.88, 23,275.50 and 6,151.69 is: 9,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.88 : 23,275.50 = 6,151.69 : x
  2. Step 2: Convert to fraction form
    15,511.88/23,275.50 = 6,151.69/x
  3. Step 3: Cross multiply
    15,511.88x = 23,275.50 × 6,151.69
  4. Step 4: Simplify right side
    15,511.88x = 143,183,602.41
  5. Step 5: Solve for x
    x = 143,183,602.41/15,511.88
  6. Step 6: Final answer
    x = 9,230.58

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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.