Home / 30,222.90-41,705.55-16,793.10

Finding the Fourth Proportional to 30,222.90, 41,705.55 and 16,793.10

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Solution

The fourth proportional to 30,222.90, 41,705.55 and 16,793.10 is: 23,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222.90 : 41,705.55 = 16,793.10 : x
  2. Step 2: Convert to fraction form
    30,222.90/41,705.55 = 16,793.10/x
  3. Step 3: Cross multiply
    30,222.90x = 41,705.55 × 16,793.10
  4. Step 4: Simplify right side
    30,222.90x = 700,365,471.71
  5. Step 5: Solve for x
    x = 700,365,471.71/30,222.90
  6. Step 6: Final answer
    x = 23,173.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.