Home / 40,439.50-55,806.73-23,453.81

Finding the Fourth Proportional to 40,439.50, 55,806.73 and 23,453.81

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Solution

The fourth proportional to 40,439.50, 55,806.73 and 23,453.81 is: 32,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.50 : 55,806.73 = 23,453.81 : x
  2. Step 2: Convert to fraction form
    40,439.50/55,806.73 = 23,453.81/x
  3. Step 3: Cross multiply
    40,439.50x = 55,806.73 × 23,453.81
  4. Step 4: Simplify right side
    40,439.50x = 1,308,880,640.29
  5. Step 5: Solve for x
    x = 1,308,880,640.29/40,439.50
  6. Step 6: Final answer
    x = 32,366.39

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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.