Home / 15,006.83-20,710.67-8,293.77

Finding the Fourth Proportional to 15,006.83, 20,710.67 and 8,293.77

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Solution

The fourth proportional to 15,006.83, 20,710.67 and 8,293.77 is: 11,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.83 : 20,710.67 = 8,293.77 : x
  2. Step 2: Convert to fraction form
    15,006.83/20,710.67 = 8,293.77/x
  3. Step 3: Cross multiply
    15,006.83x = 20,710.67 × 8,293.77
  4. Step 4: Simplify right side
    15,006.83x = 171,769,533.53
  5. Step 5: Solve for x
    x = 171,769,533.53/15,006.83
  6. Step 6: Final answer
    x = 11,446.09

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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.