Home / 23,154.44-31,953.13-12,544.07

Finding the Fourth Proportional to 23,154.44, 31,953.13 and 12,544.07

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Solution

The fourth proportional to 23,154.44, 31,953.13 and 12,544.07 is: 17,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.44 : 31,953.13 = 12,544.07 : x
  2. Step 2: Convert to fraction form
    23,154.44/31,953.13 = 12,544.07/x
  3. Step 3: Cross multiply
    23,154.44x = 31,953.13 × 12,544.07
  4. Step 4: Simplify right side
    23,154.44x = 400,822,347.96
  5. Step 5: Solve for x
    x = 400,822,347.96/23,154.44
  6. Step 6: Final answer
    x = 17,310.82

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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.