Home / 19,119.35-26,383.74-10,622.01

Finding the Fourth Proportional to 19,119.35, 26,383.74 and 10,622.01

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Solution

The fourth proportional to 19,119.35, 26,383.74 and 10,622.01 is: 14,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.35 : 26,383.74 = 10,622.01 : x
  2. Step 2: Convert to fraction form
    19,119.35/26,383.74 = 10,622.01/x
  3. Step 3: Cross multiply
    19,119.35x = 26,383.74 × 10,622.01
  4. Step 4: Simplify right side
    19,119.35x = 280,248,350.12
  5. Step 5: Solve for x
    x = 280,248,350.12/19,119.35
  6. Step 6: Final answer
    x = 14,657.84

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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.