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Finding the Fourth Proportional to 15,153.54, 22,726.65 and 6,383.67

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Solution

The fourth proportional to 15,153.54, 22,726.65 and 6,383.67 is: 9,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.54 : 22,726.65 = 6,383.67 : x
  2. Step 2: Convert to fraction form
    15,153.54/22,726.65 = 6,383.67/x
  3. Step 3: Cross multiply
    15,153.54x = 22,726.65 × 6,383.67
  4. Step 4: Simplify right side
    15,153.54x = 145,079,433.81
  5. Step 5: Solve for x
    x = 145,079,433.81/15,153.54
  6. Step 6: Final answer
    x = 9,573.96

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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.