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Finding the Fourth Proportional to 29,763.92, 44,648.04 and 8,989.04

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Solution

The fourth proportional to 29,763.92, 44,648.04 and 8,989.04 is: 13,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,763.92 : 44,648.04 = 8,989.04 : x
  2. Step 2: Convert to fraction form
    29,763.92/44,648.04 = 8,989.04/x
  3. Step 3: Cross multiply
    29,763.92x = 44,648.04 × 8,989.04
  4. Step 4: Simplify right side
    29,763.92x = 401,343,017.48
  5. Step 5: Solve for x
    x = 401,343,017.48/29,763.92
  6. Step 6: Final answer
    x = 13,484.21

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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.