Home / 40,438.17-55,806.39-22,533.19

Finding the Fourth Proportional to 40,438.17, 55,806.39 and 22,533.19

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Solution

The fourth proportional to 40,438.17, 55,806.39 and 22,533.19 is: 31,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438.17 : 55,806.39 = 22,533.19 : x
  2. Step 2: Convert to fraction form
    40,438.17/55,806.39 = 22,533.19/x
  3. Step 3: Cross multiply
    40,438.17x = 55,806.39 × 22,533.19
  4. Step 4: Simplify right side
    40,438.17x = 1,257,495,989.08
  5. Step 5: Solve for x
    x = 1,257,495,989.08/40,438.17
  6. Step 6: Final answer
    x = 31,096.76

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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.