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Finding the Fourth Proportional to 29,808.81, 44,713.22 and 14,222.79

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Solution

The fourth proportional to 29,808.81, 44,713.22 and 14,222.79 is: 21,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808.81 : 44,713.22 = 14,222.79 : x
  2. Step 2: Convert to fraction form
    29,808.81/44,713.22 = 14,222.79/x
  3. Step 3: Cross multiply
    29,808.81x = 44,713.22 × 14,222.79
  4. Step 4: Simplify right side
    29,808.81x = 635,946,667.17
  5. Step 5: Solve for x
    x = 635,946,667.17/29,808.81
  6. Step 6: Final answer
    x = 21,334.19

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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.