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Finding the Fourth Proportional to 44,472.60, 66,746.70 and 18,196.20

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Solution

The fourth proportional to 44,472.60, 66,746.70 and 18,196.20 is: 27,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,472.60 : 66,746.70 = 18,196.20 : x
  2. Step 2: Convert to fraction form
    44,472.60/66,746.70 = 18,196.20/x
  3. Step 3: Cross multiply
    44,472.60x = 66,746.70 × 18,196.20
  4. Step 4: Simplify right side
    44,472.60x = 1,214,536,302.54
  5. Step 5: Solve for x
    x = 1,214,536,302.54/44,472.60
  6. Step 6: Final answer
    x = 27,309.77

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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.