Home / 20,264.04-30,352.32-19,768.32

Finding the Fourth Proportional to 20,264.04, 30,352.32 and 19,768.32

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Solution

The fourth proportional to 20,264.04, 30,352.32 and 19,768.32 is: 29,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264.04 : 30,352.32 = 19,768.32 : x
  2. Step 2: Convert to fraction form
    20,264.04/30,352.32 = 19,768.32/x
  3. Step 3: Cross multiply
    20,264.04x = 30,352.32 × 19,768.32
  4. Step 4: Simplify right side
    20,264.04x = 600,014,374.50
  5. Step 5: Solve for x
    x = 600,014,374.50/20,264.04
  6. Step 6: Final answer
    x = 29,609.81

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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.