Home / 56,651.21-84,900.27-21,571.73

Finding the Fourth Proportional to 56,651.21, 84,900.27 and 21,571.73

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Solution

The fourth proportional to 56,651.21, 84,900.27 and 21,571.73 is: 32,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,651.21 : 84,900.27 = 21,571.73 : x
  2. Step 2: Convert to fraction form
    56,651.21/84,900.27 = 21,571.73/x
  3. Step 3: Cross multiply
    56,651.21x = 84,900.27 × 21,571.73
  4. Step 4: Simplify right side
    56,651.21x = 1,831,445,701.37
  5. Step 5: Solve for x
    x = 1,831,445,701.37/56,651.21
  6. Step 6: Final answer
    x = 32,328.45

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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.