Home / 69,428.52-95,795.46-39,210.84

Finding the Fourth Proportional to 69,428.52, 95,795.46 and 39,210.84

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Solution

The fourth proportional to 69,428.52, 95,795.46 and 39,210.84 is: 54,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,428.52 : 95,795.46 = 39,210.84 : x
  2. Step 2: Convert to fraction form
    69,428.52/95,795.46 = 39,210.84/x
  3. Step 3: Cross multiply
    69,428.52x = 95,795.46 × 39,210.84
  4. Step 4: Simplify right side
    69,428.52x = 3,756,220,454.79
  5. Step 5: Solve for x
    x = 3,756,220,454.79/69,428.52
  6. Step 6: Final answer
    x = 54,101.98

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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.