Home / 55,263.65-82,904.66-21,984.04

Finding the Fourth Proportional to 55,263.65, 82,904.66 and 21,984.04

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Solution

The fourth proportional to 55,263.65, 82,904.66 and 21,984.04 is: 32,979.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,263.65 : 82,904.66 = 21,984.04 : x
  2. Step 2: Convert to fraction form
    55,263.65/82,904.66 = 21,984.04/x
  3. Step 3: Cross multiply
    55,263.65x = 82,904.66 × 21,984.04
  4. Step 4: Simplify right side
    55,263.65x = 1,822,579,361.63
  5. Step 5: Solve for x
    x = 1,822,579,361.63/55,263.65
  6. Step 6: Final answer
    x = 32,979.71

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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.