Home / 14,134.79-21,202.18-4,774.83

Finding the Fourth Proportional to 14,134.79, 21,202.18 and 4,774.83

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Solution

The fourth proportional to 14,134.79, 21,202.18 and 4,774.83 is: 7,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.79 : 21,202.18 = 4,774.83 : x
  2. Step 2: Convert to fraction form
    14,134.79/21,202.18 = 4,774.83/x
  3. Step 3: Cross multiply
    14,134.79x = 21,202.18 × 4,774.83
  4. Step 4: Simplify right side
    14,134.79x = 101,236,805.13
  5. Step 5: Solve for x
    x = 101,236,805.13/14,134.79
  6. Step 6: Final answer
    x = 7,162.24

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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.