Home / 47,012.59-70,511.91-13,723.71

Finding the Fourth Proportional to 47,012.59, 70,511.91 and 13,723.71

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Solution

The fourth proportional to 47,012.59, 70,511.91 and 13,723.71 is: 20,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012.59 : 70,511.91 = 13,723.71 : x
  2. Step 2: Convert to fraction form
    47,012.59/70,511.91 = 13,723.71/x
  3. Step 3: Cross multiply
    47,012.59x = 70,511.91 × 13,723.71
  4. Step 4: Simplify right side
    47,012.59x = 967,685,004.39
  5. Step 5: Solve for x
    x = 967,685,004.39/47,012.59
  6. Step 6: Final answer
    x = 20,583.53

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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.