Home / 14,220.93-21,324.38-4,357.83

Finding the Fourth Proportional to 14,220.93, 21,324.38 and 4,357.83

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Solution

The fourth proportional to 14,220.93, 21,324.38 and 4,357.83 is: 6,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.93 : 21,324.38 = 4,357.83 : x
  2. Step 2: Convert to fraction form
    14,220.93/21,324.38 = 4,357.83/x
  3. Step 3: Cross multiply
    14,220.93x = 21,324.38 × 4,357.83
  4. Step 4: Simplify right side
    14,220.93x = 92,928,001.11
  5. Step 5: Solve for x
    x = 92,928,001.11/14,220.93
  6. Step 6: Final answer
    x = 6,534.59

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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.