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Finding the Fourth Proportional to 11,048.15, 16,574.94 and 9,077.11

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Solution

The fourth proportional to 11,048.15, 16,574.94 and 9,077.11 is: 13,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.15 : 16,574.94 = 9,077.11 : x
  2. Step 2: Convert to fraction form
    11,048.15/16,574.94 = 9,077.11/x
  3. Step 3: Cross multiply
    11,048.15x = 16,574.94 × 9,077.11
  4. Step 4: Simplify right side
    11,048.15x = 150,452,512.19
  5. Step 5: Solve for x
    x = 150,452,512.19/11,048.15
  6. Step 6: Final answer
    x = 13,617.89

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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.