Home / 15,993.12-23,989.68-5,602.44

Finding the Fourth Proportional to 15,993.12, 23,989.68 and 5,602.44

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Solution

The fourth proportional to 15,993.12, 23,989.68 and 5,602.44 is: 8,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.12 : 23,989.68 = 5,602.44 : x
  2. Step 2: Convert to fraction form
    15,993.12/23,989.68 = 5,602.44/x
  3. Step 3: Cross multiply
    15,993.12x = 23,989.68 × 5,602.44
  4. Step 4: Simplify right side
    15,993.12x = 134,400,742.82
  5. Step 5: Solve for x
    x = 134,400,742.82/15,993.12
  6. Step 6: Final answer
    x = 8,403.66

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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.