Home / 39,193.20-58,784.36-15,814.20

Finding the Fourth Proportional to 39,193.20, 58,784.36 and 15,814.20

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Solution

The fourth proportional to 39,193.20, 58,784.36 and 15,814.20 is: 23,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,193.20 : 58,784.36 = 15,814.20 : x
  2. Step 2: Convert to fraction form
    39,193.20/58,784.36 = 15,814.20/x
  3. Step 3: Cross multiply
    39,193.20x = 58,784.36 × 15,814.20
  4. Step 4: Simplify right side
    39,193.20x = 929,627,625.91
  5. Step 5: Solve for x
    x = 929,627,625.91/39,193.20
  6. Step 6: Final answer
    x = 23,719.10

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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.