Home / 55,072.04-82,609.88-17,636.13

Finding the Fourth Proportional to 55,072.04, 82,609.88 and 17,636.13

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Solution

The fourth proportional to 55,072.04, 82,609.88 and 17,636.13 is: 26,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,072.04 : 82,609.88 = 17,636.13 : x
  2. Step 2: Convert to fraction form
    55,072.04/82,609.88 = 17,636.13/x
  3. Step 3: Cross multiply
    55,072.04x = 82,609.88 × 17,636.13
  4. Step 4: Simplify right side
    55,072.04x = 1,456,918,494.78
  5. Step 5: Solve for x
    x = 1,456,918,494.78/55,072.04
  6. Step 6: Final answer
    x = 26,454.78

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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.