Home / 22,576.33-31,156.45-13,623.68

Finding the Fourth Proportional to 22,576.33, 31,156.45 and 13,623.68

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Solution

The fourth proportional to 22,576.33, 31,156.45 and 13,623.68 is: 18,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.33 : 31,156.45 = 13,623.68 : x
  2. Step 2: Convert to fraction form
    22,576.33/31,156.45 = 13,623.68/x
  3. Step 3: Cross multiply
    22,576.33x = 31,156.45 × 13,623.68
  4. Step 4: Simplify right side
    22,576.33x = 424,465,504.74
  5. Step 5: Solve for x
    x = 424,465,504.74/22,576.33
  6. Step 6: Final answer
    x = 18,801.35

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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.