Home / 18,242.55-27,363.91-5,095.04

Finding the Fourth Proportional to 18,242.55, 27,363.91 and 5,095.04

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Solution

The fourth proportional to 18,242.55, 27,363.91 and 5,095.04 is: 7,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.55 : 27,363.91 = 5,095.04 : x
  2. Step 2: Convert to fraction form
    18,242.55/27,363.91 = 5,095.04/x
  3. Step 3: Cross multiply
    18,242.55x = 27,363.91 × 5,095.04
  4. Step 4: Simplify right side
    18,242.55x = 139,420,216.01
  5. Step 5: Solve for x
    x = 139,420,216.01/18,242.55
  6. Step 6: Final answer
    x = 7,642.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.