Home / 22,525.56-31,084.73-12,453.74

Finding the Fourth Proportional to 22,525.56, 31,084.73 and 12,453.74

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Solution

The fourth proportional to 22,525.56, 31,084.73 and 12,453.74 is: 17,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,525.56 : 31,084.73 = 12,453.74 : x
  2. Step 2: Convert to fraction form
    22,525.56/31,084.73 = 12,453.74/x
  3. Step 3: Cross multiply
    22,525.56x = 31,084.73 × 12,453.74
  4. Step 4: Simplify right side
    22,525.56x = 387,121,184.18
  5. Step 5: Solve for x
    x = 387,121,184.18/22,525.56
  6. Step 6: Final answer
    x = 17,185.86

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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.