Home / 55,033.04-82,549.56-22,178

Finding the Fourth Proportional to 55,033.04, 82,549.56 and 22,178

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Solution

The fourth proportional to 55,033.04, 82,549.56 and 22,178 is: 33,267

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,033.04 : 82,549.56 = 22,178 : x
  2. Step 2: Convert to fraction form
    55,033.04/82,549.56 = 22,178/x
  3. Step 3: Cross multiply
    55,033.04x = 82,549.56 × 22,178
  4. Step 4: Simplify right side
    55,033.04x = 1,830,784,141.68
  5. Step 5: Solve for x
    x = 1,830,784,141.68/55,033.04
  6. Step 6: Final answer
    x = 33,267

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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.