Home / 55,416.82-76,471.68-30,266.32

Finding the Fourth Proportional to 55,416.82, 76,471.68 and 30,266.32

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Solution

The fourth proportional to 55,416.82, 76,471.68 and 30,266.32 is: 41,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,416.82 : 76,471.68 = 30,266.32 : x
  2. Step 2: Convert to fraction form
    55,416.82/76,471.68 = 30,266.32/x
  3. Step 3: Cross multiply
    55,416.82x = 76,471.68 × 30,266.32
  4. Step 4: Simplify right side
    55,416.82x = 2,314,516,337.82
  5. Step 5: Solve for x
    x = 2,314,516,337.82/55,416.82
  6. Step 6: Final answer
    x = 41,765.59

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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.