Home / 13,589.72-18,746.22-8,552.06

Finding the Fourth Proportional to 13,589.72, 18,746.22 and 8,552.06

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Solution

The fourth proportional to 13,589.72, 18,746.22 and 8,552.06 is: 11,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589.72 : 18,746.22 = 8,552.06 : x
  2. Step 2: Convert to fraction form
    13,589.72/18,746.22 = 8,552.06/x
  3. Step 3: Cross multiply
    13,589.72x = 18,746.22 × 8,552.06
  4. Step 4: Simplify right side
    13,589.72x = 160,318,798.21
  5. Step 5: Solve for x
    x = 160,318,798.21/13,589.72
  6. Step 6: Final answer
    x = 11,797.06

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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.