Home / 14,901.06-20,563.56-8,187.24

Finding the Fourth Proportional to 14,901.06, 20,563.56 and 8,187.24

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Solution

The fourth proportional to 14,901.06, 20,563.56 and 8,187.24 is: 11,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.06 : 20,563.56 = 8,187.24 : x
  2. Step 2: Convert to fraction form
    14,901.06/20,563.56 = 8,187.24/x
  3. Step 3: Cross multiply
    14,901.06x = 20,563.56 × 8,187.24
  4. Step 4: Simplify right side
    14,901.06x = 168,358,800.97
  5. Step 5: Solve for x
    x = 168,358,800.97/14,901.06
  6. Step 6: Final answer
    x = 11,298.44

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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.