Home / 14,519.71-21,777.54-4,659.85

Finding the Fourth Proportional to 14,519.71, 21,777.54 and 4,659.85

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Solution

The fourth proportional to 14,519.71, 21,777.54 and 4,659.85 is: 6,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.71 : 21,777.54 = 4,659.85 : x
  2. Step 2: Convert to fraction form
    14,519.71/21,777.54 = 4,659.85/x
  3. Step 3: Cross multiply
    14,519.71x = 21,777.54 × 4,659.85
  4. Step 4: Simplify right side
    14,519.71x = 101,480,069.77
  5. Step 5: Solve for x
    x = 101,480,069.77/14,519.71
  6. Step 6: Final answer
    x = 6,989.13

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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.