Home / 39,532.72-59,318.55-18,474.21

Finding the Fourth Proportional to 39,532.72, 59,318.55 and 18,474.21

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Solution

The fourth proportional to 39,532.72, 59,318.55 and 18,474.21 is: 27,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,532.72 : 59,318.55 = 18,474.21 : x
  2. Step 2: Convert to fraction form
    39,532.72/59,318.55 = 18,474.21/x
  3. Step 3: Cross multiply
    39,532.72x = 59,318.55 × 18,474.21
  4. Step 4: Simplify right side
    39,532.72x = 1,095,863,349.60
  5. Step 5: Solve for x
    x = 1,095,863,349.60/39,532.72
  6. Step 6: Final answer
    x = 27,720.41

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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.