Home / 18,313.11-27,460.57-5,831.50

Finding the Fourth Proportional to 18,313.11, 27,460.57 and 5,831.50

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Solution

The fourth proportional to 18,313.11, 27,460.57 and 5,831.50 is: 8,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.11 : 27,460.57 = 5,831.50 : x
  2. Step 2: Convert to fraction form
    18,313.11/27,460.57 = 5,831.50/x
  3. Step 3: Cross multiply
    18,313.11x = 27,460.57 × 5,831.50
  4. Step 4: Simplify right side
    18,313.11x = 160,136,313.96
  5. Step 5: Solve for x
    x = 160,136,313.96/18,313.11
  6. Step 6: Final answer
    x = 8,744.35

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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.