Home / 14,802.45-20,427.36-8,514.82

Finding the Fourth Proportional to 14,802.45, 20,427.36 and 8,514.82

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Solution

The fourth proportional to 14,802.45, 20,427.36 and 8,514.82 is: 11,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.45 : 20,427.36 = 8,514.82 : x
  2. Step 2: Convert to fraction form
    14,802.45/20,427.36 = 8,514.82/x
  3. Step 3: Cross multiply
    14,802.45x = 20,427.36 × 8,514.82
  4. Step 4: Simplify right side
    14,802.45x = 173,935,293.48
  5. Step 5: Solve for x
    x = 173,935,293.48/14,802.45
  6. Step 6: Final answer
    x = 11,750.44

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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.