Home / 22,627.51-31,226.01-12,555.97

Finding the Fourth Proportional to 22,627.51, 31,226.01 and 12,555.97

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Solution

The fourth proportional to 22,627.51, 31,226.01 and 12,555.97 is: 17,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.51 : 31,226.01 = 12,555.97 : x
  2. Step 2: Convert to fraction form
    22,627.51/31,226.01 = 12,555.97/x
  3. Step 3: Cross multiply
    22,627.51x = 31,226.01 × 12,555.97
  4. Step 4: Simplify right side
    22,627.51x = 392,073,018.64
  5. Step 5: Solve for x
    x = 392,073,018.64/22,627.51
  6. Step 6: Final answer
    x = 17,327.27

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Double scale
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Similar ratio
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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.