Home / 20,416.37-30,602.93-11,632.46

Finding the Fourth Proportional to 20,416.37, 30,602.93 and 11,632.46

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Solution

The fourth proportional to 20,416.37, 30,602.93 and 11,632.46 is: 17,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,416.37 : 30,602.93 = 11,632.46 : x
  2. Step 2: Convert to fraction form
    20,416.37/30,602.93 = 11,632.46/x
  3. Step 3: Cross multiply
    20,416.37x = 30,602.93 × 11,632.46
  4. Step 4: Simplify right side
    20,416.37x = 355,987,147.93
  5. Step 5: Solve for x
    x = 355,987,147.93/20,416.37
  6. Step 6: Final answer
    x = 17,436.36

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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.