Home / 15,553.92-23,316.48-5,163.84

Finding the Fourth Proportional to 15,553.92, 23,316.48 and 5,163.84

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Solution

The fourth proportional to 15,553.92, 23,316.48 and 5,163.84 is: 7,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.92 : 23,316.48 = 5,163.84 : x
  2. Step 2: Convert to fraction form
    15,553.92/23,316.48 = 5,163.84/x
  3. Step 3: Cross multiply
    15,553.92x = 23,316.48 × 5,163.84
  4. Step 4: Simplify right side
    15,553.92x = 120,402,572.08
  5. Step 5: Solve for x
    x = 120,402,572.08/15,553.92
  6. Step 6: Final answer
    x = 7,740.98

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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.