Home / 31,725.36-47,588.40-10,944

Finding the Fourth Proportional to 31,725.36, 47,588.40 and 10,944

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Solution

The fourth proportional to 31,725.36, 47,588.40 and 10,944 is: 16,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725.36 : 47,588.40 = 10,944 : x
  2. Step 2: Convert to fraction form
    31,725.36/47,588.40 = 10,944/x
  3. Step 3: Cross multiply
    31,725.36x = 47,588.40 × 10,944
  4. Step 4: Simplify right side
    31,725.36x = 520,807,449.60
  5. Step 5: Solve for x
    x = 520,807,449.60/31,725.36
  6. Step 6: Final answer
    x = 16,416.12

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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.