Home / 14,788.01-20,407.30-8,073.62

Finding the Fourth Proportional to 14,788.01, 20,407.30 and 8,073.62

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Solution

The fourth proportional to 14,788.01, 20,407.30 and 8,073.62 is: 11,141.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788.01 : 20,407.30 = 8,073.62 : x
  2. Step 2: Convert to fraction form
    14,788.01/20,407.30 = 8,073.62/x
  3. Step 3: Cross multiply
    14,788.01x = 20,407.30 × 8,073.62
  4. Step 4: Simplify right side
    14,788.01x = 164,760,663.21
  5. Step 5: Solve for x
    x = 164,760,663.21/14,788.01
  6. Step 6: Final answer
    x = 11,141.50

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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.