Home / 21,339.64-32,009.93-5,545.29

Finding the Fourth Proportional to 21,339.64, 32,009.93 and 5,545.29

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Solution

The fourth proportional to 21,339.64, 32,009.93 and 5,545.29 is: 8,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339.64 : 32,009.93 = 5,545.29 : x
  2. Step 2: Convert to fraction form
    21,339.64/32,009.93 = 5,545.29/x
  3. Step 3: Cross multiply
    21,339.64x = 32,009.93 × 5,545.29
  4. Step 4: Simplify right side
    21,339.64x = 177,504,317.00
  5. Step 5: Solve for x
    x = 177,504,317.00/21,339.64
  6. Step 6: Final answer
    x = 8,318.06

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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.