Home / 16,091.40-22,216.50-14,017.80

Finding the Fourth Proportional to 16,091.40, 22,216.50 and 14,017.80

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Solution

The fourth proportional to 16,091.40, 22,216.50 and 14,017.80 is: 19,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.40 : 22,216.50 = 14,017.80 : x
  2. Step 2: Convert to fraction form
    16,091.40/22,216.50 = 14,017.80/x
  3. Step 3: Cross multiply
    16,091.40x = 22,216.50 × 14,017.80
  4. Step 4: Simplify right side
    16,091.40x = 311,426,453.70
  5. Step 5: Solve for x
    x = 311,426,453.70/16,091.40
  6. Step 6: Final answer
    x = 19,353.60

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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.