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Finding the Fourth Proportional to 23,243.63, 34,862.67 and 8,443.10

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Solution

The fourth proportional to 23,243.63, 34,862.67 and 8,443.10 is: 12,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,243.63 : 34,862.67 = 8,443.10 : x
  2. Step 2: Convert to fraction form
    23,243.63/34,862.67 = 8,443.10/x
  3. Step 3: Cross multiply
    23,243.63x = 34,862.67 × 8,443.10
  4. Step 4: Simplify right side
    23,243.63x = 294,349,096.23
  5. Step 5: Solve for x
    x = 294,349,096.23/23,243.63
  6. Step 6: Final answer
    x = 12,663.65

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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.