Home / 14,020.93-21,033.49-4,159.05

Finding the Fourth Proportional to 14,020.93, 21,033.49 and 4,159.05

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Solution

The fourth proportional to 14,020.93, 21,033.49 and 4,159.05 is: 6,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.93 : 21,033.49 = 4,159.05 : x
  2. Step 2: Convert to fraction form
    14,020.93/21,033.49 = 4,159.05/x
  3. Step 3: Cross multiply
    14,020.93x = 21,033.49 × 4,159.05
  4. Step 4: Simplify right side
    14,020.93x = 87,479,231.42
  5. Step 5: Solve for x
    x = 87,479,231.42/14,020.93
  6. Step 6: Final answer
    x = 6,239.19

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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.