Home / 22,470.06-33,705.24-9,987.16

Finding the Fourth Proportional to 22,470.06, 33,705.24 and 9,987.16

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Solution

The fourth proportional to 22,470.06, 33,705.24 and 9,987.16 is: 14,980.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470.06 : 33,705.24 = 9,987.16 : x
  2. Step 2: Convert to fraction form
    22,470.06/33,705.24 = 9,987.16/x
  3. Step 3: Cross multiply
    22,470.06x = 33,705.24 × 9,987.16
  4. Step 4: Simplify right side
    22,470.06x = 336,619,624.72
  5. Step 5: Solve for x
    x = 336,619,624.72/22,470.06
  6. Step 6: Final answer
    x = 14,980.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.