Home / 19,587.82-27,030.42-10,635.12

Finding the Fourth Proportional to 19,587.82, 27,030.42 and 10,635.12

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Solution

The fourth proportional to 19,587.82, 27,030.42 and 10,635.12 is: 14,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.82 : 27,030.42 = 10,635.12 : x
  2. Step 2: Convert to fraction form
    19,587.82/27,030.42 = 10,635.12/x
  3. Step 3: Cross multiply
    19,587.82x = 27,030.42 × 10,635.12
  4. Step 4: Simplify right side
    19,587.82x = 287,471,760.35
  5. Step 5: Solve for x
    x = 287,471,760.35/19,587.82
  6. Step 6: Final answer
    x = 14,676.05

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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.