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Finding the Fourth Proportional to 44,798.92, 67,178.92 and 13,626.88

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Solution

The fourth proportional to 44,798.92, 67,178.92 and 13,626.88 is: 20,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,798.92 : 67,178.92 = 13,626.88 : x
  2. Step 2: Convert to fraction form
    44,798.92/67,178.92 = 13,626.88/x
  3. Step 3: Cross multiply
    44,798.92x = 67,178.92 × 13,626.88
  4. Step 4: Simplify right side
    44,798.92x = 915,439,081.37
  5. Step 5: Solve for x
    x = 915,439,081.37/44,798.92
  6. Step 6: Final answer
    x = 20,434.40

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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.