Home / 19,639.35-29,458.31-8,546.04

Finding the Fourth Proportional to 19,639.35, 29,458.31 and 8,546.04

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Solution

The fourth proportional to 19,639.35, 29,458.31 and 8,546.04 is: 12,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639.35 : 29,458.31 = 8,546.04 : x
  2. Step 2: Convert to fraction form
    19,639.35/29,458.31 = 8,546.04/x
  3. Step 3: Cross multiply
    19,639.35x = 29,458.31 × 8,546.04
  4. Step 4: Simplify right side
    19,639.35x = 251,751,852.86
  5. Step 5: Solve for x
    x = 251,751,852.86/19,639.35
  6. Step 6: Final answer
    x = 12,818.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.