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Finding the Fourth Proportional to 29,391.40, 44,071.98 and 9,667.72

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Solution

The fourth proportional to 29,391.40, 44,071.98 and 9,667.72 is: 14,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,391.40 : 44,071.98 = 9,667.72 : x
  2. Step 2: Convert to fraction form
    29,391.40/44,071.98 = 9,667.72/x
  3. Step 3: Cross multiply
    29,391.40x = 44,071.98 × 9,667.72
  4. Step 4: Simplify right side
    29,391.40x = 426,075,562.49
  5. Step 5: Solve for x
    x = 426,075,562.49/29,391.40
  6. Step 6: Final answer
    x = 14,496.61

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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.