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Finding the Fourth Proportional to 44,309.25, 66,463.88 and 11,477.25

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Solution

The fourth proportional to 44,309.25, 66,463.88 and 11,477.25 is: 17,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,309.25 : 66,463.88 = 11,477.25 : x
  2. Step 2: Convert to fraction form
    44,309.25/66,463.88 = 11,477.25/x
  3. Step 3: Cross multiply
    44,309.25x = 66,463.88 × 11,477.25
  4. Step 4: Simplify right side
    44,309.25x = 762,822,509.34
  5. Step 5: Solve for x
    x = 762,822,509.34/44,309.25
  6. Step 6: Final answer
    x = 17,215.88

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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.