Home / 14,774.86-20,389.26-8,060.43

Finding the Fourth Proportional to 14,774.86, 20,389.26 and 8,060.43

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Solution

The fourth proportional to 14,774.86, 20,389.26 and 8,060.43 is: 11,123.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.86 : 20,389.26 = 8,060.43 : x
  2. Step 2: Convert to fraction form
    14,774.86/20,389.26 = 8,060.43/x
  3. Step 3: Cross multiply
    14,774.86x = 20,389.26 × 8,060.43
  4. Step 4: Simplify right side
    14,774.86x = 164,346,267.33
  5. Step 5: Solve for x
    x = 164,346,267.33/14,774.86
  6. Step 6: Final answer
    x = 11,123.38

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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.