Home / 14,014.31-21,021.13-3,484.36

Finding the Fourth Proportional to 14,014.31, 21,021.13 and 3,484.36

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Solution

The fourth proportional to 14,014.31, 21,021.13 and 3,484.36 is: 5,226.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.31 : 21,021.13 = 3,484.36 : x
  2. Step 2: Convert to fraction form
    14,014.31/21,021.13 = 3,484.36/x
  3. Step 3: Cross multiply
    14,014.31x = 21,021.13 × 3,484.36
  4. Step 4: Simplify right side
    14,014.31x = 73,245,123.26
  5. Step 5: Solve for x
    x = 73,245,123.26/14,014.31
  6. Step 6: Final answer
    x = 5,226.45

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Similar ratio
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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.