Home / 18,363.24-25,341.66-10,404.99

Finding the Fourth Proportional to 18,363.24, 25,341.66 and 10,404.99

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Solution

The fourth proportional to 18,363.24, 25,341.66 and 10,404.99 is: 14,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363.24 : 25,341.66 = 10,404.99 : x
  2. Step 2: Convert to fraction form
    18,363.24/25,341.66 = 10,404.99/x
  3. Step 3: Cross multiply
    18,363.24x = 25,341.66 × 10,404.99
  4. Step 4: Simplify right side
    18,363.24x = 263,679,718.88
  5. Step 5: Solve for x
    x = 263,679,718.88/18,363.24
  6. Step 6: Final answer
    x = 14,359.11

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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.