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Finding the Fourth Proportional to 29,412.59, 44,127.12 and 11,894.72

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Solution

The fourth proportional to 29,412.59, 44,127.12 and 11,894.72 is: 17,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.59 : 44,127.12 = 11,894.72 : x
  2. Step 2: Convert to fraction form
    29,412.59/44,127.12 = 11,894.72/x
  3. Step 3: Cross multiply
    29,412.59x = 44,127.12 × 11,894.72
  4. Step 4: Simplify right side
    29,412.59x = 524,879,736.81
  5. Step 5: Solve for x
    x = 524,879,736.81/29,412.59
  6. Step 6: Final answer
    x = 17,845.41

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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.