Home / 14,795.46-20,417.59-8,081.06

Finding the Fourth Proportional to 14,795.46, 20,417.59 and 8,081.06

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Solution

The fourth proportional to 14,795.46, 20,417.59 and 8,081.06 is: 11,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.46 : 20,417.59 = 8,081.06 : x
  2. Step 2: Convert to fraction form
    14,795.46/20,417.59 = 8,081.06/x
  3. Step 3: Cross multiply
    14,795.46x = 20,417.59 × 8,081.06
  4. Step 4: Simplify right side
    14,795.46x = 164,995,729.44
  5. Step 5: Solve for x
    x = 164,995,729.44/14,795.46
  6. Step 6: Final answer
    x = 11,151.78

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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.