Home / 55,467.84-76,545.45-30,317.34

Finding the Fourth Proportional to 55,467.84, 76,545.45 and 30,317.34

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Solution

The fourth proportional to 55,467.84, 76,545.45 and 30,317.34 is: 41,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,467.84 : 76,545.45 = 30,317.34 : x
  2. Step 2: Convert to fraction form
    55,467.84/76,545.45 = 30,317.34/x
  3. Step 3: Cross multiply
    55,467.84x = 76,545.45 × 30,317.34
  4. Step 4: Simplify right side
    55,467.84x = 2,320,654,433.10
  5. Step 5: Solve for x
    x = 2,320,654,433.10/55,467.84
  6. Step 6: Final answer
    x = 41,837.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.