Home / 51,206.44-76,820.04-21,624.16

Finding the Fourth Proportional to 51,206.44, 76,820.04 and 21,624.16

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Solution

The fourth proportional to 51,206.44, 76,820.04 and 21,624.16 is: 32,440.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,206.44 : 76,820.04 = 21,624.16 : x
  2. Step 2: Convert to fraction form
    51,206.44/76,820.04 = 21,624.16/x
  3. Step 3: Cross multiply
    51,206.44x = 76,820.04 × 21,624.16
  4. Step 4: Simplify right side
    51,206.44x = 1,661,168,836.17
  5. Step 5: Solve for x
    x = 1,661,168,836.17/51,206.44
  6. Step 6: Final answer
    x = 32,440.62

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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.