Home / 13,599.30-20,396.64-4,832.22

Finding the Fourth Proportional to 13,599.30, 20,396.64 and 4,832.22

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Solution

The fourth proportional to 13,599.30, 20,396.64 and 4,832.22 is: 7,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.30 : 20,396.64 = 4,832.22 : x
  2. Step 2: Convert to fraction form
    13,599.30/20,396.64 = 4,832.22/x
  3. Step 3: Cross multiply
    13,599.30x = 20,396.64 × 4,832.22
  4. Step 4: Simplify right side
    13,599.30x = 98,561,051.74
  5. Step 5: Solve for x
    x = 98,561,051.74/13,599.30
  6. Step 6: Final answer
    x = 7,247.51

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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.