Home / 15,336.69-23,009.90-5,475.75

Finding the Fourth Proportional to 15,336.69, 23,009.90 and 5,475.75

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Solution

The fourth proportional to 15,336.69, 23,009.90 and 5,475.75 is: 8,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.69 : 23,009.90 = 5,475.75 : x
  2. Step 2: Convert to fraction form
    15,336.69/23,009.90 = 5,475.75/x
  3. Step 3: Cross multiply
    15,336.69x = 23,009.90 × 5,475.75
  4. Step 4: Simplify right side
    15,336.69x = 125,996,459.93
  5. Step 5: Solve for x
    x = 125,996,459.93/15,336.69
  6. Step 6: Final answer
    x = 8,215.36

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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.