Home / 40,424.04-55,786.90-22,519.08

Finding the Fourth Proportional to 40,424.04, 55,786.90 and 22,519.08

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Solution

The fourth proportional to 40,424.04, 55,786.90 and 22,519.08 is: 31,077.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.04 : 55,786.90 = 22,519.08 : x
  2. Step 2: Convert to fraction form
    40,424.04/55,786.90 = 22,519.08/x
  3. Step 3: Cross multiply
    40,424.04x = 55,786.90 × 22,519.08
  4. Step 4: Simplify right side
    40,424.04x = 1,256,269,664.05
  5. Step 5: Solve for x
    x = 1,256,269,664.05/40,424.04
  6. Step 6: Final answer
    x = 31,077.29

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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.