Home / 16,852.55-25,278.93-7,490.37

Finding the Fourth Proportional to 16,852.55, 25,278.93 and 7,490.37

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Solution

The fourth proportional to 16,852.55, 25,278.93 and 7,490.37 is: 11,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852.55 : 25,278.93 = 7,490.37 : x
  2. Step 2: Convert to fraction form
    16,852.55/25,278.93 = 7,490.37/x
  3. Step 3: Cross multiply
    16,852.55x = 25,278.93 × 7,490.37
  4. Step 4: Simplify right side
    16,852.55x = 189,348,538.90
  5. Step 5: Solve for x
    x = 189,348,538.90/16,852.55
  6. Step 6: Final answer
    x = 11,235.61

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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.