Home / 19,359.81-29,033.24-6,209.06

Finding the Fourth Proportional to 19,359.81, 29,033.24 and 6,209.06

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Solution

The fourth proportional to 19,359.81, 29,033.24 and 6,209.06 is: 9,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.81 : 29,033.24 = 6,209.06 : x
  2. Step 2: Convert to fraction form
    19,359.81/29,033.24 = 6,209.06/x
  3. Step 3: Cross multiply
    19,359.81x = 29,033.24 × 6,209.06
  4. Step 4: Simplify right side
    19,359.81x = 180,268,952.94
  5. Step 5: Solve for x
    x = 180,268,952.94/19,359.81
  6. Step 6: Final answer
    x = 9,311.50

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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.