Home / 14,788.83-20,407.67-8,073.09

Finding the Fourth Proportional to 14,788.83, 20,407.67 and 8,073.09

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Solution

The fourth proportional to 14,788.83, 20,407.67 and 8,073.09 is: 11,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788.83 : 20,407.67 = 8,073.09 : x
  2. Step 2: Convert to fraction form
    14,788.83/20,407.67 = 8,073.09/x
  3. Step 3: Cross multiply
    14,788.83x = 20,407.67 × 8,073.09
  4. Step 4: Simplify right side
    14,788.83x = 164,752,916.23
  5. Step 5: Solve for x
    x = 164,752,916.23/14,788.83
  6. Step 6: Final answer
    x = 11,140.36

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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.