Home / 14,774.83-20,389.77-8,060.82

Finding the Fourth Proportional to 14,774.83, 20,389.77 and 8,060.82

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Solution

The fourth proportional to 14,774.83, 20,389.77 and 8,060.82 is: 11,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.83 : 20,389.77 = 8,060.82 : x
  2. Step 2: Convert to fraction form
    14,774.83/20,389.77 = 8,060.82/x
  3. Step 3: Cross multiply
    14,774.83x = 20,389.77 × 8,060.82
  4. Step 4: Simplify right side
    14,774.83x = 164,358,265.81
  5. Step 5: Solve for x
    x = 164,358,265.81/14,774.83
  6. Step 6: Final answer
    x = 11,124.21

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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.