Home / 20,323.23-30,487.76-6,284.34

Finding the Fourth Proportional to 20,323.23, 30,487.76 and 6,284.34

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Solution

The fourth proportional to 20,323.23, 30,487.76 and 6,284.34 is: 9,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,323.23 : 30,487.76 = 6,284.34 : x
  2. Step 2: Convert to fraction form
    20,323.23/30,487.76 = 6,284.34/x
  3. Step 3: Cross multiply
    20,323.23x = 30,487.76 × 6,284.34
  4. Step 4: Simplify right side
    20,323.23x = 191,595,418.26
  5. Step 5: Solve for x
    x = 191,595,418.26/20,323.23
  6. Step 6: Final answer
    x = 9,427.41

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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.