Home / 14,242.72-21,367.74-10,244.71

Finding the Fourth Proportional to 14,242.72, 21,367.74 and 10,244.71

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Solution

The fourth proportional to 14,242.72, 21,367.74 and 10,244.71 is: 15,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.72 : 21,367.74 = 10,244.71 : x
  2. Step 2: Convert to fraction form
    14,242.72/21,367.74 = 10,244.71/x
  3. Step 3: Cross multiply
    14,242.72x = 21,367.74 × 10,244.71
  4. Step 4: Simplify right side
    14,242.72x = 218,906,299.66
  5. Step 5: Solve for x
    x = 218,906,299.66/14,242.72
  6. Step 6: Final answer
    x = 15,369.70

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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.