Home / 18,563.76-25,617.96-10,180.24

Finding the Fourth Proportional to 18,563.76, 25,617.96 and 10,180.24

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Solution

The fourth proportional to 18,563.76, 25,617.96 and 10,180.24 is: 14,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.76 : 25,617.96 = 10,180.24 : x
  2. Step 2: Convert to fraction form
    18,563.76/25,617.96 = 10,180.24/x
  3. Step 3: Cross multiply
    18,563.76x = 25,617.96 × 10,180.24
  4. Step 4: Simplify right side
    18,563.76x = 260,796,981.11
  5. Step 5: Solve for x
    x = 260,796,981.11/18,563.76
  6. Step 6: Final answer
    x = 14,048.72

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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.