Home / 14,551.19-20,081.08-8,587.97

Finding the Fourth Proportional to 14,551.19, 20,081.08 and 8,587.97

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Solution

The fourth proportional to 14,551.19, 20,081.08 and 8,587.97 is: 11,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.19 : 20,081.08 = 8,587.97 : x
  2. Step 2: Convert to fraction form
    14,551.19/20,081.08 = 8,587.97/x
  3. Step 3: Cross multiply
    14,551.19x = 20,081.08 × 8,587.97
  4. Step 4: Simplify right side
    14,551.19x = 172,455,712.61
  5. Step 5: Solve for x
    x = 172,455,712.61/14,551.19
  6. Step 6: Final answer
    x = 11,851.66

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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.