Home / 23,239.92-34,861.68-13,943.28

Finding the Fourth Proportional to 23,239.92, 34,861.68 and 13,943.28

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Solution

The fourth proportional to 23,239.92, 34,861.68 and 13,943.28 is: 20,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.92 : 34,861.68 = 13,943.28 : x
  2. Step 2: Convert to fraction form
    23,239.92/34,861.68 = 13,943.28/x
  3. Step 3: Cross multiply
    23,239.92x = 34,861.68 × 13,943.28
  4. Step 4: Simplify right side
    23,239.92x = 486,086,165.51
  5. Step 5: Solve for x
    x = 486,086,165.51/23,239.92
  6. Step 6: Final answer
    x = 20,916.00

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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.