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Finding the Fourth Proportional to 29,905.16, 44,863.02 and 12,365.16

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Solution

The fourth proportional to 29,905.16, 44,863.02 and 12,365.16 is: 18,549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,905.16 : 44,863.02 = 12,365.16 : x
  2. Step 2: Convert to fraction form
    29,905.16/44,863.02 = 12,365.16/x
  3. Step 3: Cross multiply
    29,905.16x = 44,863.02 × 12,365.16
  4. Step 4: Simplify right side
    29,905.16x = 554,738,420.38
  5. Step 5: Solve for x
    x = 554,738,420.38/29,905.16
  6. Step 6: Final answer
    x = 18,549.92

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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.