Home / 14,021.56-21,032.76-5,254.84

Finding the Fourth Proportional to 14,021.56, 21,032.76 and 5,254.84

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Solution

The fourth proportional to 14,021.56, 21,032.76 and 5,254.84 is: 7,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.56 : 21,032.76 = 5,254.84 : x
  2. Step 2: Convert to fraction form
    14,021.56/21,032.76 = 5,254.84/x
  3. Step 3: Cross multiply
    14,021.56x = 21,032.76 × 5,254.84
  4. Step 4: Simplify right side
    14,021.56x = 110,523,788.56
  5. Step 5: Solve for x
    x = 110,523,788.56/14,021.56
  6. Step 6: Final answer
    x = 7,882.42

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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.