Home / 14,801.82-20,427.93-8,088.47

Finding the Fourth Proportional to 14,801.82, 20,427.93 and 8,088.47

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Solution

The fourth proportional to 14,801.82, 20,427.93 and 8,088.47 is: 11,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,801.82 : 20,427.93 = 8,088.47 : x
  2. Step 2: Convert to fraction form
    14,801.82/20,427.93 = 8,088.47/x
  3. Step 3: Cross multiply
    14,801.82x = 20,427.93 × 8,088.47
  4. Step 4: Simplify right side
    14,801.82x = 165,230,658.52
  5. Step 5: Solve for x
    x = 165,230,658.52/14,801.82
  6. Step 6: Final answer
    x = 11,162.86

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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.