Home / 31,944.54-47,880.48-19,437.01

Finding the Fourth Proportional to 31,944.54, 47,880.48 and 19,437.01

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Solution

The fourth proportional to 31,944.54, 47,880.48 and 19,437.01 is: 29,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,944.54 : 47,880.48 = 19,437.01 : x
  2. Step 2: Convert to fraction form
    31,944.54/47,880.48 = 19,437.01/x
  3. Step 3: Cross multiply
    31,944.54x = 47,880.48 × 19,437.01
  4. Step 4: Simplify right side
    31,944.54x = 930,653,321.75
  5. Step 5: Solve for x
    x = 930,653,321.75/31,944.54
  6. Step 6: Final answer
    x = 29,133.40

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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.