Home / 14,879.64-22,311.36-6,120.84

Finding the Fourth Proportional to 14,879.64, 22,311.36 and 6,120.84

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Solution

The fourth proportional to 14,879.64, 22,311.36 and 6,120.84 is: 9,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.64 : 22,311.36 = 6,120.84 : x
  2. Step 2: Convert to fraction form
    14,879.64/22,311.36 = 6,120.84/x
  3. Step 3: Cross multiply
    14,879.64x = 22,311.36 × 6,120.84
  4. Step 4: Simplify right side
    14,879.64x = 136,564,264.74
  5. Step 5: Solve for x
    x = 136,564,264.74/14,879.64
  6. Step 6: Final answer
    x = 9,177.93

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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.