Home / 19,587.03-27,030.15-10,634.55

Finding the Fourth Proportional to 19,587.03, 27,030.15 and 10,634.55

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Solution

The fourth proportional to 19,587.03, 27,030.15 and 10,634.55 is: 14,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.03 : 27,030.15 = 10,634.55 : x
  2. Step 2: Convert to fraction form
    19,587.03/27,030.15 = 10,634.55/x
  3. Step 3: Cross multiply
    19,587.03x = 27,030.15 × 10,634.55
  4. Step 4: Simplify right side
    19,587.03x = 287,453,481.68
  5. Step 5: Solve for x
    x = 287,453,481.68/19,587.03
  6. Step 6: Final answer
    x = 14,675.71

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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.