Home / 34,665.36-47,838.86-19,555.05

Finding the Fourth Proportional to 34,665.36, 47,838.86 and 19,555.05

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Solution

The fourth proportional to 34,665.36, 47,838.86 and 19,555.05 is: 26,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.36 : 47,838.86 = 19,555.05 : x
  2. Step 2: Convert to fraction form
    34,665.36/47,838.86 = 19,555.05/x
  3. Step 3: Cross multiply
    34,665.36x = 47,838.86 × 19,555.05
  4. Step 4: Simplify right side
    34,665.36x = 935,491,299.24
  5. Step 5: Solve for x
    x = 935,491,299.24/34,665.36
  6. Step 6: Final answer
    x = 26,986.34

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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.