Home / 16,074.40-22,182.70-9,000.94

Finding the Fourth Proportional to 16,074.40, 22,182.70 and 9,000.94

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Solution

The fourth proportional to 16,074.40, 22,182.70 and 9,000.94 is: 12,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,074.40 : 22,182.70 = 9,000.94 : x
  2. Step 2: Convert to fraction form
    16,074.40/22,182.70 = 9,000.94/x
  3. Step 3: Cross multiply
    16,074.40x = 22,182.70 × 9,000.94
  4. Step 4: Simplify right side
    16,074.40x = 199,665,151.74
  5. Step 5: Solve for x
    x = 199,665,151.74/16,074.40
  6. Step 6: Final answer
    x = 12,421.31

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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.