Home / 22,858.55-31,474.70-20,009.98

Finding the Fourth Proportional to 22,858.55, 31,474.70 and 20,009.98

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Solution

The fourth proportional to 22,858.55, 31,474.70 and 20,009.98 is: 27,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.55 : 31,474.70 = 20,009.98 : x
  2. Step 2: Convert to fraction form
    22,858.55/31,474.70 = 20,009.98/x
  3. Step 3: Cross multiply
    22,858.55x = 31,474.70 × 20,009.98
  4. Step 4: Simplify right side
    22,858.55x = 629,807,938.77
  5. Step 5: Solve for x
    x = 629,807,938.77/22,858.55
  6. Step 6: Final answer
    x = 27,552.41

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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.