Home / 16,156.80-22,294.32-9,351.96

Finding the Fourth Proportional to 16,156.80, 22,294.32 and 9,351.96

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Solution

The fourth proportional to 16,156.80, 22,294.32 and 9,351.96 is: 12,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.80 : 22,294.32 = 9,351.96 : x
  2. Step 2: Convert to fraction form
    16,156.80/22,294.32 = 9,351.96/x
  3. Step 3: Cross multiply
    16,156.80x = 22,294.32 × 9,351.96
  4. Step 4: Simplify right side
    16,156.80x = 208,495,588.87
  5. Step 5: Solve for x
    x = 208,495,588.87/16,156.80
  6. Step 6: Final answer
    x = 12,904.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.