Home / 16,074.18-22,180.23-9,000.45

Finding the Fourth Proportional to 16,074.18, 22,180.23 and 9,000.45

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Solution

The fourth proportional to 16,074.18, 22,180.23 and 9,000.45 is: 12,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,074.18 : 22,180.23 = 9,000.45 : x
  2. Step 2: Convert to fraction form
    16,074.18/22,180.23 = 9,000.45/x
  3. Step 3: Cross multiply
    16,074.18x = 22,180.23 × 9,000.45
  4. Step 4: Simplify right side
    16,074.18x = 199,632,051.10
  5. Step 5: Solve for x
    x = 199,632,051.10/16,074.18
  6. Step 6: Final answer
    x = 12,419.42

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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.