Home / 18,565.22-25,610.95-10,605.35

Finding the Fourth Proportional to 18,565.22, 25,610.95 and 10,605.35

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Solution

The fourth proportional to 18,565.22, 25,610.95 and 10,605.35 is: 14,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.22 : 25,610.95 = 10,605.35 : x
  2. Step 2: Convert to fraction form
    18,565.22/25,610.95 = 10,605.35/x
  3. Step 3: Cross multiply
    18,565.22x = 25,610.95 × 10,605.35
  4. Step 4: Simplify right side
    18,565.22x = 271,613,165.87
  5. Step 5: Solve for x
    x = 271,613,165.87/18,565.22
  6. Step 6: Final answer
    x = 14,630.21

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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.