Home / 39,019.40-58,500.30-16,814.60

Finding the Fourth Proportional to 39,019.40, 58,500.30 and 16,814.60

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Solution

The fourth proportional to 39,019.40, 58,500.30 and 16,814.60 is: 25,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,019.40 : 58,500.30 = 16,814.60 : x
  2. Step 2: Convert to fraction form
    39,019.40/58,500.30 = 16,814.60/x
  3. Step 3: Cross multiply
    39,019.40x = 58,500.30 × 16,814.60
  4. Step 4: Simplify right side
    39,019.40x = 983,659,144.38
  5. Step 5: Solve for x
    x = 983,659,144.38/39,019.40
  6. Step 6: Final answer
    x = 25,209.49

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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.