Home / 39,913.66-55,080.10-22,010.33

Finding the Fourth Proportional to 39,913.66, 55,080.10 and 22,010.33

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Solution

The fourth proportional to 39,913.66, 55,080.10 and 22,010.33 is: 30,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,913.66 : 55,080.10 = 22,010.33 : x
  2. Step 2: Convert to fraction form
    39,913.66/55,080.10 = 22,010.33/x
  3. Step 3: Cross multiply
    39,913.66x = 55,080.10 × 22,010.33
  4. Step 4: Simplify right side
    39,913.66x = 1,212,331,342.65
  5. Step 5: Solve for x
    x = 1,212,331,342.65/39,913.66
  6. Step 6: Final answer
    x = 30,373.84

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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.