Home / 10,831.01-16,244.88-8,993.93

Finding the Fourth Proportional to 10,831.01, 16,244.88 and 8,993.93

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Solution

The fourth proportional to 10,831.01, 16,244.88 and 8,993.93 is: 13,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.01 : 16,244.88 = 8,993.93 : x
  2. Step 2: Convert to fraction form
    10,831.01/16,244.88 = 8,993.93/x
  3. Step 3: Cross multiply
    10,831.01x = 16,244.88 × 8,993.93
  4. Step 4: Simplify right side
    10,831.01x = 146,105,232.35
  5. Step 5: Solve for x
    x = 146,105,232.35/10,831.01
  6. Step 6: Final answer
    x = 13,489.54

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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.