Home / 40,311.40-55,625.70-23,314.36

Finding the Fourth Proportional to 40,311.40, 55,625.70 and 23,314.36

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Solution

The fourth proportional to 40,311.40, 55,625.70 and 23,314.36 is: 32,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,311.40 : 55,625.70 = 23,314.36 : x
  2. Step 2: Convert to fraction form
    40,311.40/55,625.70 = 23,314.36/x
  3. Step 3: Cross multiply
    40,311.40x = 55,625.70 × 23,314.36
  4. Step 4: Simplify right side
    40,311.40x = 1,296,877,595.05
  5. Step 5: Solve for x
    x = 1,296,877,595.05/40,311.40
  6. Step 6: Final answer
    x = 32,171.48

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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.