Home / 40,317.23-55,637.84-22,412.07

Finding the Fourth Proportional to 40,317.23, 55,637.84 and 22,412.07

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Solution

The fourth proportional to 40,317.23, 55,637.84 and 22,412.07 is: 30,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.23 : 55,637.84 = 22,412.07 : x
  2. Step 2: Convert to fraction form
    40,317.23/55,637.84 = 22,412.07/x
  3. Step 3: Cross multiply
    40,317.23x = 55,637.84 × 22,412.07
  4. Step 4: Simplify right side
    40,317.23x = 1,246,959,052.67
  5. Step 5: Solve for x
    x = 1,246,959,052.67/40,317.23
  6. Step 6: Final answer
    x = 30,928.69

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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.