Home / 39,247.27-58,873.61-12,970.47

Finding the Fourth Proportional to 39,247.27, 58,873.61 and 12,970.47

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Solution

The fourth proportional to 39,247.27, 58,873.61 and 12,970.47 is: 19,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.27 : 58,873.61 = 12,970.47 : x
  2. Step 2: Convert to fraction form
    39,247.27/58,873.61 = 12,970.47/x
  3. Step 3: Cross multiply
    39,247.27x = 58,873.61 × 12,970.47
  4. Step 4: Simplify right side
    39,247.27x = 763,618,392.30
  5. Step 5: Solve for x
    x = 763,618,392.30/39,247.27
  6. Step 6: Final answer
    x = 19,456.60

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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.