Home / 14,621.26-20,176.29-8,248.06

Finding the Fourth Proportional to 14,621.26, 20,176.29 and 8,248.06

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Solution

The fourth proportional to 14,621.26, 20,176.29 and 8,248.06 is: 11,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.26 : 20,176.29 = 8,248.06 : x
  2. Step 2: Convert to fraction form
    14,621.26/20,176.29 = 8,248.06/x
  3. Step 3: Cross multiply
    14,621.26x = 20,176.29 × 8,248.06
  4. Step 4: Simplify right side
    14,621.26x = 166,415,250.50
  5. Step 5: Solve for x
    x = 166,415,250.50/14,621.26
  6. Step 6: Final answer
    x = 11,381.73

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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.