Home / 31,450.88-47,162.47-16,656.34

Finding the Fourth Proportional to 31,450.88, 47,162.47 and 16,656.34

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Solution

The fourth proportional to 31,450.88, 47,162.47 and 16,656.34 is: 24,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450.88 : 47,162.47 = 16,656.34 : x
  2. Step 2: Convert to fraction form
    31,450.88/47,162.47 = 16,656.34/x
  3. Step 3: Cross multiply
    31,450.88x = 47,162.47 × 16,656.34
  4. Step 4: Simplify right side
    31,450.88x = 785,554,135.56
  5. Step 5: Solve for x
    x = 785,554,135.56/31,450.88
  6. Step 6: Final answer
    x = 24,977.18

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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.