Home / 31,824.32-47,832.24-26,312.96

Finding the Fourth Proportional to 31,824.32, 47,832.24 and 26,312.96

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Solution

The fourth proportional to 31,824.32, 47,832.24 and 26,312.96 is: 39,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824.32 : 47,832.24 = 26,312.96 : x
  2. Step 2: Convert to fraction form
    31,824.32/47,832.24 = 26,312.96/x
  3. Step 3: Cross multiply
    31,824.32x = 47,832.24 × 26,312.96
  4. Step 4: Simplify right side
    31,824.32x = 1,258,607,817.83
  5. Step 5: Solve for x
    x = 1,258,607,817.83/31,824.32
  6. Step 6: Final answer
    x = 39,548.62

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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.