Home / 23,182.80-34,604.58-19,916.88

Finding the Fourth Proportional to 23,182.80, 34,604.58 and 19,916.88

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Solution

The fourth proportional to 23,182.80, 34,604.58 and 19,916.88 is: 29,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,182.80 : 34,604.58 = 19,916.88 : x
  2. Step 2: Convert to fraction form
    23,182.80/34,604.58 = 19,916.88/x
  3. Step 3: Cross multiply
    23,182.80x = 34,604.58 × 19,916.88
  4. Step 4: Simplify right side
    23,182.80x = 689,215,267.31
  5. Step 5: Solve for x
    x = 689,215,267.31/23,182.80
  6. Step 6: Final answer
    x = 29,729.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.