Home / 55,604.07-76,706.08-39,471.30

Finding the Fourth Proportional to 55,604.07, 76,706.08 and 39,471.30

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Solution

The fourth proportional to 55,604.07, 76,706.08 and 39,471.30 is: 54,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.07 : 76,706.08 = 39,471.30 : x
  2. Step 2: Convert to fraction form
    55,604.07/76,706.08 = 39,471.30/x
  3. Step 3: Cross multiply
    55,604.07x = 76,706.08 × 39,471.30
  4. Step 4: Simplify right side
    55,604.07x = 3,027,688,695.50
  5. Step 5: Solve for x
    x = 3,027,688,695.50/55,604.07
  6. Step 6: Final answer
    x = 54,450.85

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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.