Home / 14,546.91-21,820.36-4,158.66

Finding the Fourth Proportional to 14,546.91, 21,820.36 and 4,158.66

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Solution

The fourth proportional to 14,546.91, 21,820.36 and 4,158.66 is: 6,237.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.91 : 21,820.36 = 4,158.66 : x
  2. Step 2: Convert to fraction form
    14,546.91/21,820.36 = 4,158.66/x
  3. Step 3: Cross multiply
    14,546.91x = 21,820.36 × 4,158.66
  4. Step 4: Simplify right side
    14,546.91x = 90,743,458.32
  5. Step 5: Solve for x
    x = 90,743,458.32/14,546.91
  6. Step 6: Final answer
    x = 6,237.99

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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.