Home / 39,998.93-55,198.17-22,095.18

Finding the Fourth Proportional to 39,998.93, 55,198.17 and 22,095.18

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Solution

The fourth proportional to 39,998.93, 55,198.17 and 22,095.18 is: 30,491.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.93 : 55,198.17 = 22,095.18 : x
  2. Step 2: Convert to fraction form
    39,998.93/55,198.17 = 22,095.18/x
  3. Step 3: Cross multiply
    39,998.93x = 55,198.17 × 22,095.18
  4. Step 4: Simplify right side
    39,998.93x = 1,219,613,501.82
  5. Step 5: Solve for x
    x = 1,219,613,501.82/39,998.93
  6. Step 6: Final answer
    x = 30,491.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.