Home / 31,562.12-47,406.23-19,736.93

Finding the Fourth Proportional to 31,562.12, 47,406.23 and 19,736.93

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Solution

The fourth proportional to 31,562.12, 47,406.23 and 19,736.93 is: 29,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,562.12 : 47,406.23 = 19,736.93 : x
  2. Step 2: Convert to fraction form
    31,562.12/47,406.23 = 19,736.93/x
  3. Step 3: Cross multiply
    31,562.12x = 47,406.23 × 19,736.93
  4. Step 4: Simplify right side
    31,562.12x = 935,653,107.36
  5. Step 5: Solve for x
    x = 935,653,107.36/31,562.12
  6. Step 6: Final answer
    x = 29,644.82

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1.5x scale

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.