Home / 14,539.23-21,812.63-4,151.79

Finding the Fourth Proportional to 14,539.23, 21,812.63 and 4,151.79

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Solution

The fourth proportional to 14,539.23, 21,812.63 and 4,151.79 is: 6,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.23 : 21,812.63 = 4,151.79 : x
  2. Step 2: Convert to fraction form
    14,539.23/21,812.63 = 4,151.79/x
  3. Step 3: Cross multiply
    14,539.23x = 21,812.63 × 4,151.79
  4. Step 4: Simplify right side
    14,539.23x = 90,561,438.35
  5. Step 5: Solve for x
    x = 90,561,438.35/14,539.23
  6. Step 6: Final answer
    x = 6,228.76

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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.