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Finding the Fourth Proportional to 44,200.98, 66,303.66 and 12,615.71

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Solution

The fourth proportional to 44,200.98, 66,303.66 and 12,615.71 is: 18,924.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,200.98 : 66,303.66 = 12,615.71 : x
  2. Step 2: Convert to fraction form
    44,200.98/66,303.66 = 12,615.71/x
  3. Step 3: Cross multiply
    44,200.98x = 66,303.66 × 12,615.71
  4. Step 4: Simplify right side
    44,200.98x = 836,467,414.98
  5. Step 5: Solve for x
    x = 836,467,414.98/44,200.98
  6. Step 6: Final answer
    x = 18,924.18

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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.