Home / 10,226.00-14,118.87-7,831.74

Finding the Fourth Proportional to 10,226.00, 14,118.87 and 7,831.74

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Solution

The fourth proportional to 10,226.00, 14,118.87 and 7,831.74 is: 10,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.00 : 14,118.87 = 7,831.74 : x
  2. Step 2: Convert to fraction form
    10,226.00/14,118.87 = 7,831.74/x
  3. Step 3: Cross multiply
    10,226.00x = 14,118.87 × 7,831.74
  4. Step 4: Simplify right side
    10,226.00x = 110,575,255.75
  5. Step 5: Solve for x
    x = 110,575,255.75/10,226.00
  6. Step 6: Final answer
    x = 10,813.15

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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.