Home / 39,190.60-58,824.30-19,491.40

Finding the Fourth Proportional to 39,190.60, 58,824.30 and 19,491.40

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Solution

The fourth proportional to 39,190.60, 58,824.30 and 19,491.40 is: 29,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.60 : 58,824.30 = 19,491.40 : x
  2. Step 2: Convert to fraction form
    39,190.60/58,824.30 = 19,491.40/x
  3. Step 3: Cross multiply
    39,190.60x = 58,824.30 × 19,491.40
  4. Step 4: Simplify right side
    39,190.60x = 1,146,567,961.02
  5. Step 5: Solve for x
    x = 1,146,567,961.02/39,190.60
  6. Step 6: Final answer
    x = 29,256.20

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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.