Home / 16,113.18-22,238.03-15,596.50

Finding the Fourth Proportional to 16,113.18, 22,238.03 and 15,596.50

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Solution

The fourth proportional to 16,113.18, 22,238.03 and 15,596.50 is: 21,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.18 : 22,238.03 = 15,596.50 : x
  2. Step 2: Convert to fraction form
    16,113.18/22,238.03 = 15,596.50/x
  3. Step 3: Cross multiply
    16,113.18x = 22,238.03 × 15,596.50
  4. Step 4: Simplify right side
    16,113.18x = 346,835,438.05
  5. Step 5: Solve for x
    x = 346,835,438.05/16,113.18
  6. Step 6: Final answer
    x = 21,524.96

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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.