Home / 30,305.75-45,515.12-27,837.27

Finding the Fourth Proportional to 30,305.75, 45,515.12 and 27,837.27

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Solution

The fourth proportional to 30,305.75, 45,515.12 and 27,837.27 is: 41,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.75 : 45,515.12 = 27,837.27 : x
  2. Step 2: Convert to fraction form
    30,305.75/45,515.12 = 27,837.27/x
  3. Step 3: Cross multiply
    30,305.75x = 45,515.12 × 27,837.27
  4. Step 4: Simplify right side
    30,305.75x = 1,267,016,545.34
  5. Step 5: Solve for x
    x = 1,267,016,545.34/30,305.75
  6. Step 6: Final answer
    x = 41,807.80

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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.