Home / 14,616.18-20,170.24-7,901.82

Finding the Fourth Proportional to 14,616.18, 20,170.24 and 7,901.82

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Solution

The fourth proportional to 14,616.18, 20,170.24 and 7,901.82 is: 10,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.18 : 20,170.24 = 7,901.82 : x
  2. Step 2: Convert to fraction form
    14,616.18/20,170.24 = 7,901.82/x
  3. Step 3: Cross multiply
    14,616.18x = 20,170.24 × 7,901.82
  4. Step 4: Simplify right side
    14,616.18x = 159,381,586.08
  5. Step 5: Solve for x
    x = 159,381,586.08/14,616.18
  6. Step 6: Final answer
    x = 10,904.46

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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.