Home / 22,705.58-31,334.46-12,497.03

Finding the Fourth Proportional to 22,705.58, 31,334.46 and 12,497.03

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Solution

The fourth proportional to 22,705.58, 31,334.46 and 12,497.03 is: 17,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705.58 : 31,334.46 = 12,497.03 : x
  2. Step 2: Convert to fraction form
    22,705.58/31,334.46 = 12,497.03/x
  3. Step 3: Cross multiply
    22,705.58x = 31,334.46 × 12,497.03
  4. Step 4: Simplify right side
    22,705.58x = 391,587,686.65
  5. Step 5: Solve for x
    x = 391,587,686.65/22,705.58
  6. Step 6: Final answer
    x = 17,246.32

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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.