Home / 22,673.75-31,291.16-12,602.25

Finding the Fourth Proportional to 22,673.75, 31,291.16 and 12,602.25

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Solution

The fourth proportional to 22,673.75, 31,291.16 and 12,602.25 is: 17,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,673.75 : 31,291.16 = 12,602.25 : x
  2. Step 2: Convert to fraction form
    22,673.75/31,291.16 = 12,602.25/x
  3. Step 3: Cross multiply
    22,673.75x = 31,291.16 × 12,602.25
  4. Step 4: Simplify right side
    22,673.75x = 394,338,958.10
  5. Step 5: Solve for x
    x = 394,338,958.10/22,673.75
  6. Step 6: Final answer
    x = 17,391.88

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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.