Home / 40,040.48-55,255.56-22,136.24

Finding the Fourth Proportional to 40,040.48, 55,255.56 and 22,136.24

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Solution

The fourth proportional to 40,040.48, 55,255.56 and 22,136.24 is: 30,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,040.48 : 55,255.56 = 22,136.24 : x
  2. Step 2: Convert to fraction form
    40,040.48/55,255.56 = 22,136.24/x
  3. Step 3: Cross multiply
    40,040.48x = 55,255.56 × 22,136.24
  4. Step 4: Simplify right side
    40,040.48x = 1,223,150,337.49
  5. Step 5: Solve for x
    x = 1,223,150,337.49/40,040.48
  6. Step 6: Final answer
    x = 30,547.84

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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.