Home / 23,154.90-31,955.36-14,083.80

Finding the Fourth Proportional to 23,154.90, 31,955.36 and 14,083.80

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Solution

The fourth proportional to 23,154.90, 31,955.36 and 14,083.80 is: 19,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.90 : 31,955.36 = 14,083.80 : x
  2. Step 2: Convert to fraction form
    23,154.90/31,955.36 = 14,083.80/x
  3. Step 3: Cross multiply
    23,154.90x = 31,955.36 × 14,083.80
  4. Step 4: Simplify right side
    23,154.90x = 450,052,708.92
  5. Step 5: Solve for x
    x = 450,052,708.92/23,154.90
  6. Step 6: Final answer
    x = 19,436.61

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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.