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Finding the Fourth Proportional to 15,365.92, 23,044.92 and 4,273.60

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Solution

The fourth proportional to 15,365.92, 23,044.92 and 4,273.60 is: 6,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365.92 : 23,044.92 = 4,273.60 : x
  2. Step 2: Convert to fraction form
    15,365.92/23,044.92 = 4,273.60/x
  3. Step 3: Cross multiply
    15,365.92x = 23,044.92 × 4,273.60
  4. Step 4: Simplify right side
    15,365.92x = 98,484,770.11
  5. Step 5: Solve for x
    x = 98,484,770.11/15,365.92
  6. Step 6: Final answer
    x = 6,409.30

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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.