Home / 19,627.47-29,436.78-5,587.19

Finding the Fourth Proportional to 19,627.47, 29,436.78 and 5,587.19

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Solution

The fourth proportional to 19,627.47, 29,436.78 and 5,587.19 is: 8,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.47 : 29,436.78 = 5,587.19 : x
  2. Step 2: Convert to fraction form
    19,627.47/29,436.78 = 5,587.19/x
  3. Step 3: Cross multiply
    19,627.47x = 29,436.78 × 5,587.19
  4. Step 4: Simplify right side
    19,627.47x = 164,468,725.19
  5. Step 5: Solve for x
    x = 164,468,725.19/19,627.47
  6. Step 6: Final answer
    x = 8,379.52

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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.