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Finding the Fourth Proportional to 15,362.94, 23,007.48 and 8,769.12

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Solution

The fourth proportional to 15,362.94, 23,007.48 and 8,769.12 is: 13,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,362.94 : 23,007.48 = 8,769.12 : x
  2. Step 2: Convert to fraction form
    15,362.94/23,007.48 = 8,769.12/x
  3. Step 3: Cross multiply
    15,362.94x = 23,007.48 × 8,769.12
  4. Step 4: Simplify right side
    15,362.94x = 201,755,353.02
  5. Step 5: Solve for x
    x = 201,755,353.02/15,362.94
  6. Step 6: Final answer
    x = 13,132.60

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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.