Home / 40,440.42-55,808.19-22,536.45

Finding the Fourth Proportional to 40,440.42, 55,808.19 and 22,536.45

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Solution

The fourth proportional to 40,440.42, 55,808.19 and 22,536.45 is: 31,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.42 : 55,808.19 = 22,536.45 : x
  2. Step 2: Convert to fraction form
    40,440.42/55,808.19 = 22,536.45/x
  3. Step 3: Cross multiply
    40,440.42x = 55,808.19 × 22,536.45
  4. Step 4: Simplify right side
    40,440.42x = 1,257,718,483.53
  5. Step 5: Solve for x
    x = 1,257,718,483.53/40,440.42
  6. Step 6: Final answer
    x = 31,100.53

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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.