Home / 40,138.48-55,391.93-24,022.45

Finding the Fourth Proportional to 40,138.48, 55,391.93 and 24,022.45

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Solution

The fourth proportional to 40,138.48, 55,391.93 and 24,022.45 is: 33,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,138.48 : 55,391.93 = 24,022.45 : x
  2. Step 2: Convert to fraction form
    40,138.48/55,391.93 = 24,022.45/x
  3. Step 3: Cross multiply
    40,138.48x = 55,391.93 × 24,022.45
  4. Step 4: Simplify right side
    40,138.48x = 1,330,649,868.83
  5. Step 5: Solve for x
    x = 1,330,649,868.83/40,138.48
  6. Step 6: Final answer
    x = 33,151.48

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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.