Home / 14,022.35-21,036.54-4,162.31

Finding the Fourth Proportional to 14,022.35, 21,036.54 and 4,162.31

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Solution

The fourth proportional to 14,022.35, 21,036.54 and 4,162.31 is: 6,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.35 : 21,036.54 = 4,162.31 : x
  2. Step 2: Convert to fraction form
    14,022.35/21,036.54 = 4,162.31/x
  3. Step 3: Cross multiply
    14,022.35x = 21,036.54 × 4,162.31
  4. Step 4: Simplify right side
    14,022.35x = 87,560,600.81
  5. Step 5: Solve for x
    x = 87,560,600.81/14,022.35
  6. Step 6: Final answer
    x = 6,244.36

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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.