Home / 22,265.69-30,711.88-14,317.97

Finding the Fourth Proportional to 22,265.69, 30,711.88 and 14,317.97

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Solution

The fourth proportional to 22,265.69, 30,711.88 and 14,317.97 is: 19,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.69 : 30,711.88 = 14,317.97 : x
  2. Step 2: Convert to fraction form
    22,265.69/30,711.88 = 14,317.97/x
  3. Step 3: Cross multiply
    22,265.69x = 30,711.88 × 14,317.97
  4. Step 4: Simplify right side
    22,265.69x = 439,731,817.47
  5. Step 5: Solve for x
    x = 439,731,817.47/22,265.69
  6. Step 6: Final answer
    x = 19,749.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.