Home / 14,928.05-20,603.66-8,558.92

Finding the Fourth Proportional to 14,928.05, 20,603.66 and 8,558.92

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Solution

The fourth proportional to 14,928.05, 20,603.66 and 8,558.92 is: 11,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.05 : 20,603.66 = 8,558.92 : x
  2. Step 2: Convert to fraction form
    14,928.05/20,603.66 = 8,558.92/x
  3. Step 3: Cross multiply
    14,928.05x = 20,603.66 × 8,558.92
  4. Step 4: Simplify right side
    14,928.05x = 176,345,034.85
  5. Step 5: Solve for x
    x = 176,345,034.85/14,928.05
  6. Step 6: Final answer
    x = 11,813.00

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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.