Home / 19,625.76-29,436.78-5,587.05

Finding the Fourth Proportional to 19,625.76, 29,436.78 and 5,587.05

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Solution

The fourth proportional to 19,625.76, 29,436.78 and 5,587.05 is: 8,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.76 : 29,436.78 = 5,587.05 : x
  2. Step 2: Convert to fraction form
    19,625.76/29,436.78 = 5,587.05/x
  3. Step 3: Cross multiply
    19,625.76x = 29,436.78 × 5,587.05
  4. Step 4: Simplify right side
    19,625.76x = 164,464,761.70
  5. Step 5: Solve for x
    x = 164,464,761.70/19,625.76
  6. Step 6: Final answer
    x = 8,380.05

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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.