Home / 16,990.70-25,490.55-5,897.36

Finding the Fourth Proportional to 16,990.70, 25,490.55 and 5,897.36

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Solution

The fourth proportional to 16,990.70, 25,490.55 and 5,897.36 is: 8,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.70 : 25,490.55 = 5,897.36 : x
  2. Step 2: Convert to fraction form
    16,990.70/25,490.55 = 5,897.36/x
  3. Step 3: Cross multiply
    16,990.70x = 25,490.55 × 5,897.36
  4. Step 4: Simplify right side
    16,990.70x = 150,326,822.50
  5. Step 5: Solve for x
    x = 150,326,822.50/16,990.70
  6. Step 6: Final answer
    x = 8,847.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.