Home / 55,446.21-76,515.84-30,295.71

Finding the Fourth Proportional to 55,446.21, 76,515.84 and 30,295.71

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Solution

The fourth proportional to 55,446.21, 76,515.84 and 30,295.71 is: 41,808.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,446.21 : 76,515.84 = 30,295.71 : x
  2. Step 2: Convert to fraction form
    55,446.21/76,515.84 = 30,295.71/x
  3. Step 3: Cross multiply
    55,446.21x = 76,515.84 × 30,295.71
  4. Step 4: Simplify right side
    55,446.21x = 2,318,101,699.05
  5. Step 5: Solve for x
    x = 2,318,101,699.05/55,446.21
  6. Step 6: Final answer
    x = 41,808.12

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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.