Home / 22,778.01-31,422.94-14,817.33

Finding the Fourth Proportional to 22,778.01, 31,422.94 and 14,817.33

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Solution

The fourth proportional to 22,778.01, 31,422.94 and 14,817.33 is: 20,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,778.01 : 31,422.94 = 14,817.33 : x
  2. Step 2: Convert to fraction form
    22,778.01/31,422.94 = 14,817.33/x
  3. Step 3: Cross multiply
    22,778.01x = 31,422.94 × 14,817.33
  4. Step 4: Simplify right side
    22,778.01x = 465,604,034.51
  5. Step 5: Solve for x
    x = 465,604,034.51/22,778.01
  6. Step 6: Final answer
    x = 20,440.94

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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.