Home / 15,316.26-22,979.86-7,530.54

Finding the Fourth Proportional to 15,316.26, 22,979.86 and 7,530.54

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Solution

The fourth proportional to 15,316.26, 22,979.86 and 7,530.54 is: 11,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316.26 : 22,979.86 = 7,530.54 : x
  2. Step 2: Convert to fraction form
    15,316.26/22,979.86 = 7,530.54/x
  3. Step 3: Cross multiply
    15,316.26x = 22,979.86 × 7,530.54
  4. Step 4: Simplify right side
    15,316.26x = 173,050,754.92
  5. Step 5: Solve for x
    x = 173,050,754.92/15,316.26
  6. Step 6: Final answer
    x = 11,298.50

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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.