Home / 17,740.74-26,616.80-5,260.86

Finding the Fourth Proportional to 17,740.74, 26,616.80 and 5,260.86

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Solution

The fourth proportional to 17,740.74, 26,616.80 and 5,260.86 is: 7,892.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.74 : 26,616.80 = 5,260.86 : x
  2. Step 2: Convert to fraction form
    17,740.74/26,616.80 = 5,260.86/x
  3. Step 3: Cross multiply
    17,740.74x = 26,616.80 × 5,260.86
  4. Step 4: Simplify right side
    17,740.74x = 140,027,258.45
  5. Step 5: Solve for x
    x = 140,027,258.45/17,740.74
  6. Step 6: Final answer
    x = 7,892.98

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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.