Home / 31,532.32-47,269.28-10,741.28

Finding the Fourth Proportional to 31,532.32, 47,269.28 and 10,741.28

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Solution

The fourth proportional to 31,532.32, 47,269.28 and 10,741.28 is: 16,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532.32 : 47,269.28 = 10,741.28 : x
  2. Step 2: Convert to fraction form
    31,532.32/47,269.28 = 10,741.28/x
  3. Step 3: Cross multiply
    31,532.32x = 47,269.28 × 10,741.28
  4. Step 4: Simplify right side
    31,532.32x = 507,732,571.88
  5. Step 5: Solve for x
    x = 507,732,571.88/31,532.32
  6. Step 6: Final answer
    x = 16,101.97

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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.