Home / 14,528.66-20,047.95-8,153.96

Finding the Fourth Proportional to 14,528.66, 20,047.95 and 8,153.96

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Solution

The fourth proportional to 14,528.66, 20,047.95 and 8,153.96 is: 11,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.66 : 20,047.95 = 8,153.96 : x
  2. Step 2: Convert to fraction form
    14,528.66/20,047.95 = 8,153.96/x
  3. Step 3: Cross multiply
    14,528.66x = 20,047.95 × 8,153.96
  4. Step 4: Simplify right side
    14,528.66x = 163,470,082.14
  5. Step 5: Solve for x
    x = 163,470,082.14/14,528.66
  6. Step 6: Final answer
    x = 11,251.56

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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.