Home / 36,116.79-54,155.34-11,150.07

Finding the Fourth Proportional to 36,116.79, 54,155.34 and 11,150.07

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Solution

The fourth proportional to 36,116.79, 54,155.34 and 11,150.07 is: 16,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.79 : 54,155.34 = 11,150.07 : x
  2. Step 2: Convert to fraction form
    36,116.79/54,155.34 = 11,150.07/x
  3. Step 3: Cross multiply
    36,116.79x = 54,155.34 × 11,150.07
  4. Step 4: Simplify right side
    36,116.79x = 603,835,831.87
  5. Step 5: Solve for x
    x = 603,835,831.87/36,116.79
  6. Step 6: Final answer
    x = 16,718.98

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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.