Home / 14,164.31-21,246.92-4,303.68

Finding the Fourth Proportional to 14,164.31, 21,246.92 and 4,303.68

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Solution

The fourth proportional to 14,164.31, 21,246.92 and 4,303.68 is: 6,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.31 : 21,246.92 = 4,303.68 : x
  2. Step 2: Convert to fraction form
    14,164.31/21,246.92 = 4,303.68/x
  3. Step 3: Cross multiply
    14,164.31x = 21,246.92 × 4,303.68
  4. Step 4: Simplify right side
    14,164.31x = 91,439,859.61
  5. Step 5: Solve for x
    x = 91,439,859.61/14,164.31
  6. Step 6: Final answer
    x = 6,455.65

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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.