Home / 55,210.22-82,825.81-17,767.57

Finding the Fourth Proportional to 55,210.22, 82,825.81 and 17,767.57

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Solution

The fourth proportional to 55,210.22, 82,825.81 and 17,767.57 is: 26,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,210.22 : 82,825.81 = 17,767.57 : x
  2. Step 2: Convert to fraction form
    55,210.22/82,825.81 = 17,767.57/x
  3. Step 3: Cross multiply
    55,210.22x = 82,825.81 × 17,767.57
  4. Step 4: Simplify right side
    55,210.22x = 1,471,613,125.50
  5. Step 5: Solve for x
    x = 1,471,613,125.50/55,210.22
  6. Step 6: Final answer
    x = 26,654.72

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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.