Home / 22,526.74-31,091.16-13,575.52

Finding the Fourth Proportional to 22,526.74, 31,091.16 and 13,575.52

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Solution

The fourth proportional to 22,526.74, 31,091.16 and 13,575.52 is: 18,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,526.74 : 31,091.16 = 13,575.52 : x
  2. Step 2: Convert to fraction form
    22,526.74/31,091.16 = 13,575.52/x
  3. Step 3: Cross multiply
    22,526.74x = 31,091.16 × 13,575.52
  4. Step 4: Simplify right side
    22,526.74x = 422,078,664.40
  5. Step 5: Solve for x
    x = 422,078,664.40/22,526.74
  6. Step 6: Final answer
    x = 18,736.78

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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.