Home / 40,317.69-55,637.91-22,412.24

Finding the Fourth Proportional to 40,317.69, 55,637.91 and 22,412.24

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Solution

The fourth proportional to 40,317.69, 55,637.91 and 22,412.24 is: 30,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.69 : 55,637.91 = 22,412.24 : x
  2. Step 2: Convert to fraction form
    40,317.69/55,637.91 = 22,412.24/x
  3. Step 3: Cross multiply
    40,317.69x = 55,637.91 × 22,412.24
  4. Step 4: Simplify right side
    40,317.69x = 1,246,969,913.83
  5. Step 5: Solve for x
    x = 1,246,969,913.83/40,317.69
  6. Step 6: Final answer
    x = 30,928.61

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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.