Home / 34,660.10-47,825.88-19,553.42

Finding the Fourth Proportional to 34,660.10, 47,825.88 and 19,553.42

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Solution

The fourth proportional to 34,660.10, 47,825.88 and 19,553.42 is: 26,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,660.10 : 47,825.88 = 19,553.42 : x
  2. Step 2: Convert to fraction form
    34,660.10/47,825.88 = 19,553.42/x
  3. Step 3: Cross multiply
    34,660.10x = 47,825.88 × 19,553.42
  4. Step 4: Simplify right side
    34,660.10x = 935,159,518.51
  5. Step 5: Solve for x
    x = 935,159,518.51/34,660.10
  6. Step 6: Final answer
    x = 26,980.87

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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.