Home / 31,621.22-47,426.36-10,844.72

Finding the Fourth Proportional to 31,621.22, 47,426.36 and 10,844.72

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Solution

The fourth proportional to 31,621.22, 47,426.36 and 10,844.72 is: 16,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,621.22 : 47,426.36 = 10,844.72 : x
  2. Step 2: Convert to fraction form
    31,621.22/47,426.36 = 10,844.72/x
  3. Step 3: Cross multiply
    31,621.22x = 47,426.36 × 10,844.72
  4. Step 4: Simplify right side
    31,621.22x = 514,325,594.82
  5. Step 5: Solve for x
    x = 514,325,594.82/31,621.22
  6. Step 6: Final answer
    x = 16,265.20

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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.