Home / 34,665.28-47,834.70-19,560.28

Finding the Fourth Proportional to 34,665.28, 47,834.70 and 19,560.28

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Solution

The fourth proportional to 34,665.28, 47,834.70 and 19,560.28 is: 26,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.28 : 47,834.70 = 19,560.28 : x
  2. Step 2: Convert to fraction form
    34,665.28/47,834.70 = 19,560.28/x
  3. Step 3: Cross multiply
    34,665.28x = 47,834.70 × 19,560.28
  4. Step 4: Simplify right side
    34,665.28x = 935,660,125.72
  5. Step 5: Solve for x
    x = 935,660,125.72/34,665.28
  6. Step 6: Final answer
    x = 26,991.28

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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.