Home / 31,558.23-47,329.16-9,366.39

Finding the Fourth Proportional to 31,558.23, 47,329.16 and 9,366.39

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Solution

The fourth proportional to 31,558.23, 47,329.16 and 9,366.39 is: 14,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558.23 : 47,329.16 = 9,366.39 : x
  2. Step 2: Convert to fraction form
    31,558.23/47,329.16 = 9,366.39/x
  3. Step 3: Cross multiply
    31,558.23x = 47,329.16 × 9,366.39
  4. Step 4: Simplify right side
    31,558.23x = 443,303,324.10
  5. Step 5: Solve for x
    x = 443,303,324.10/31,558.23
  6. Step 6: Final answer
    x = 14,047.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.