Home / 34,274.81-47,299.88-19,169.15

Finding the Fourth Proportional to 34,274.81, 47,299.88 and 19,169.15

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Solution

The fourth proportional to 34,274.81, 47,299.88 and 19,169.15 is: 26,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.81 : 47,299.88 = 19,169.15 : x
  2. Step 2: Convert to fraction form
    34,274.81/47,299.88 = 19,169.15/x
  3. Step 3: Cross multiply
    34,274.81x = 47,299.88 × 19,169.15
  4. Step 4: Simplify right side
    34,274.81x = 906,698,306.13
  5. Step 5: Solve for x
    x = 906,698,306.13/34,274.81
  6. Step 6: Final answer
    x = 26,453.78

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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.