Home / 55,349.67-83,035.26-19,813.65

Finding the Fourth Proportional to 55,349.67, 83,035.26 and 19,813.65

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Solution

The fourth proportional to 55,349.67, 83,035.26 and 19,813.65 is: 29,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,349.67 : 83,035.26 = 19,813.65 : x
  2. Step 2: Convert to fraction form
    55,349.67/83,035.26 = 19,813.65/x
  3. Step 3: Cross multiply
    55,349.67x = 83,035.26 × 19,813.65
  4. Step 4: Simplify right side
    55,349.67x = 1,645,231,579.30
  5. Step 5: Solve for x
    x = 1,645,231,579.30/55,349.67
  6. Step 6: Final answer
    x = 29,724.32

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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.