Home / 40,484.48-55,868.68-22,580.64

Finding the Fourth Proportional to 40,484.48, 55,868.68 and 22,580.64

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Solution

The fourth proportional to 40,484.48, 55,868.68 and 22,580.64 is: 31,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484.48 : 55,868.68 = 22,580.64 : x
  2. Step 2: Convert to fraction form
    40,484.48/55,868.68 = 22,580.64/x
  3. Step 3: Cross multiply
    40,484.48x = 55,868.68 × 22,580.64
  4. Step 4: Simplify right side
    40,484.48x = 1,261,550,680.55
  5. Step 5: Solve for x
    x = 1,261,550,680.55/40,484.48
  6. Step 6: Final answer
    x = 31,161.34

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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.