Home / 22,617.17-31,211.09-13,056.73

Finding the Fourth Proportional to 22,617.17, 31,211.09 and 13,056.73

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Solution

The fourth proportional to 22,617.17, 31,211.09 and 13,056.73 is: 18,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,617.17 : 31,211.09 = 13,056.73 : x
  2. Step 2: Convert to fraction form
    22,617.17/31,211.09 = 13,056.73/x
  3. Step 3: Cross multiply
    22,617.17x = 31,211.09 × 13,056.73
  4. Step 4: Simplify right side
    22,617.17x = 407,514,905.31
  5. Step 5: Solve for x
    x = 407,514,905.31/22,617.17
  6. Step 6: Final answer
    x = 18,017.94

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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.