Home / 31,586.24-47,338.32-12,844.46

Finding the Fourth Proportional to 31,586.24, 47,338.32 and 12,844.46

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Solution

The fourth proportional to 31,586.24, 47,338.32 and 12,844.46 is: 19,250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,586.24 : 47,338.32 = 12,844.46 : x
  2. Step 2: Convert to fraction form
    31,586.24/47,338.32 = 12,844.46/x
  3. Step 3: Cross multiply
    31,586.24x = 47,338.32 × 12,844.46
  4. Step 4: Simplify right side
    31,586.24x = 608,035,157.71
  5. Step 5: Solve for x
    x = 608,035,157.71/31,586.24
  6. Step 6: Final answer
    x = 19,250.00

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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.