Home / 56,352.16-84,571.05-20,847.07

Finding the Fourth Proportional to 56,352.16, 84,571.05 and 20,847.07

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Solution

The fourth proportional to 56,352.16, 84,571.05 and 20,847.07 is: 31,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,352.16 : 84,571.05 = 20,847.07 : x
  2. Step 2: Convert to fraction form
    56,352.16/84,571.05 = 20,847.07/x
  3. Step 3: Cross multiply
    56,352.16x = 84,571.05 × 20,847.07
  4. Step 4: Simplify right side
    56,352.16x = 1,763,058,599.32
  5. Step 5: Solve for x
    x = 1,763,058,599.32/56,352.16
  6. Step 6: Final answer
    x = 31,286.44

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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.