Home / 34,623.26-47,778.71-19,519.05

Finding the Fourth Proportional to 34,623.26, 47,778.71 and 19,519.05

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Solution

The fourth proportional to 34,623.26, 47,778.71 and 19,519.05 is: 26,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623.26 : 47,778.71 = 19,519.05 : x
  2. Step 2: Convert to fraction form
    34,623.26/47,778.71 = 19,519.05/x
  3. Step 3: Cross multiply
    34,623.26x = 47,778.71 × 19,519.05
  4. Step 4: Simplify right side
    34,623.26x = 932,594,931.83
  5. Step 5: Solve for x
    x = 932,594,931.83/34,623.26
  6. Step 6: Final answer
    x = 26,935.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.