Home / 39,320.80-59,096.40-38,629.60

Finding the Fourth Proportional to 39,320.80, 59,096.40 and 38,629.60

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Solution

The fourth proportional to 39,320.80, 59,096.40 and 38,629.60 is: 58,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,320.80 : 59,096.40 = 38,629.60 : x
  2. Step 2: Convert to fraction form
    39,320.80/59,096.40 = 38,629.60/x
  3. Step 3: Cross multiply
    39,320.80x = 59,096.40 × 38,629.60
  4. Step 4: Simplify right side
    39,320.80x = 2,282,870,293.44
  5. Step 5: Solve for x
    x = 2,282,870,293.44/39,320.80
  6. Step 6: Final answer
    x = 58,057.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.