Home / 31,367.19-47,056.64-10,313.32

Finding the Fourth Proportional to 31,367.19, 47,056.64 and 10,313.32

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Solution

The fourth proportional to 31,367.19, 47,056.64 and 10,313.32 is: 15,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367.19 : 47,056.64 = 10,313.32 : x
  2. Step 2: Convert to fraction form
    31,367.19/47,056.64 = 10,313.32/x
  3. Step 3: Cross multiply
    31,367.19x = 47,056.64 × 10,313.32
  4. Step 4: Simplify right side
    31,367.19x = 485,310,094.59
  5. Step 5: Solve for x
    x = 485,310,094.59/31,367.19
  6. Step 6: Final answer
    x = 15,471.90

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Why These Related Problems?

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