Home / 18,223.74-27,325.91-5,740.35

Finding the Fourth Proportional to 18,223.74, 27,325.91 and 5,740.35

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Solution

The fourth proportional to 18,223.74, 27,325.91 and 5,740.35 is: 8,607.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.74 : 27,325.91 = 5,740.35 : x
  2. Step 2: Convert to fraction form
    18,223.74/27,325.91 = 5,740.35/x
  3. Step 3: Cross multiply
    18,223.74x = 27,325.91 × 5,740.35
  4. Step 4: Simplify right side
    18,223.74x = 156,860,258.77
  5. Step 5: Solve for x
    x = 156,860,258.77/18,223.74
  6. Step 6: Final answer
    x = 8,607.47

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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.