Home / 19,106.87-26,380.34-14,622.62

Finding the Fourth Proportional to 19,106.87, 26,380.34 and 14,622.62

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Solution

The fourth proportional to 19,106.87, 26,380.34 and 14,622.62 is: 20,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.87 : 26,380.34 = 14,622.62 : x
  2. Step 2: Convert to fraction form
    19,106.87/26,380.34 = 14,622.62/x
  3. Step 3: Cross multiply
    19,106.87x = 26,380.34 × 14,622.62
  4. Step 4: Simplify right side
    19,106.87x = 385,749,482.28
  5. Step 5: Solve for x
    x = 385,749,482.28/19,106.87
  6. Step 6: Final answer
    x = 20,189.05

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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.