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Finding the Fourth Proportional to 29,355.10, 44,045.64 and 11,859.10

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Solution

The fourth proportional to 29,355.10, 44,045.64 and 11,859.10 is: 17,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355.10 : 44,045.64 = 11,859.10 : x
  2. Step 2: Convert to fraction form
    29,355.10/44,045.64 = 11,859.10/x
  3. Step 3: Cross multiply
    29,355.10x = 44,045.64 × 11,859.10
  4. Step 4: Simplify right side
    29,355.10x = 522,341,649.32
  5. Step 5: Solve for x
    x = 522,341,649.32/29,355.10
  6. Step 6: Final answer
    x = 17,793.90

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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.