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Finding the Fourth Proportional to 29,328.96, 43,988.48 and 9,607.04

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Solution

The fourth proportional to 29,328.96, 43,988.48 and 9,607.04 is: 14,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.96 : 43,988.48 = 9,607.04 : x
  2. Step 2: Convert to fraction form
    29,328.96/43,988.48 = 9,607.04/x
  3. Step 3: Cross multiply
    29,328.96x = 43,988.48 × 9,607.04
  4. Step 4: Simplify right side
    29,328.96x = 422,599,086.90
  5. Step 5: Solve for x
    x = 422,599,086.90/29,328.96
  6. Step 6: Final answer
    x = 14,408.94

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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.