Home / 14,021.43-21,034.24-4,159.55

Finding the Fourth Proportional to 14,021.43, 21,034.24 and 4,159.55

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Solution

The fourth proportional to 14,021.43, 21,034.24 and 4,159.55 is: 6,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.43 : 21,034.24 = 4,159.55 : x
  2. Step 2: Convert to fraction form
    14,021.43/21,034.24 = 4,159.55/x
  3. Step 3: Cross multiply
    14,021.43x = 21,034.24 × 4,159.55
  4. Step 4: Simplify right side
    14,021.43x = 87,492,972.99
  5. Step 5: Solve for x
    x = 87,492,972.99/14,021.43
  6. Step 6: Final answer
    x = 6,239.95

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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.