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Finding the Fourth Proportional to 44,409.40, 66,614.10 and 14,828.20

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Solution

The fourth proportional to 44,409.40, 66,614.10 and 14,828.20 is: 22,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,409.40 : 66,614.10 = 14,828.20 : x
  2. Step 2: Convert to fraction form
    44,409.40/66,614.10 = 14,828.20/x
  3. Step 3: Cross multiply
    44,409.40x = 66,614.10 × 14,828.20
  4. Step 4: Simplify right side
    44,409.40x = 987,767,197.62
  5. Step 5: Solve for x
    x = 987,767,197.62/44,409.40
  6. Step 6: Final answer
    x = 22,242.30

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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.