Home / 34,135.94-47,107.69-19,798.53

Finding the Fourth Proportional to 34,135.94, 47,107.69 and 19,798.53

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Solution

The fourth proportional to 34,135.94, 47,107.69 and 19,798.53 is: 27,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,135.94 : 47,107.69 = 19,798.53 : x
  2. Step 2: Convert to fraction form
    34,135.94/47,107.69 = 19,798.53/x
  3. Step 3: Cross multiply
    34,135.94x = 47,107.69 × 19,798.53
  4. Step 4: Simplify right side
    34,135.94x = 932,663,013.70
  5. Step 5: Solve for x
    x = 932,663,013.70/34,135.94
  6. Step 6: Final answer
    x = 27,322.03

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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.