Home / 22,050.40-30,419.40-19,535.08

Finding the Fourth Proportional to 22,050.40, 30,419.40 and 19,535.08

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Solution

The fourth proportional to 22,050.40, 30,419.40 and 19,535.08 is: 26,949.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.40 : 30,419.40 = 19,535.08 : x
  2. Step 2: Convert to fraction form
    22,050.40/30,419.40 = 19,535.08/x
  3. Step 3: Cross multiply
    22,050.40x = 30,419.40 × 19,535.08
  4. Step 4: Simplify right side
    22,050.40x = 594,245,412.55
  5. Step 5: Solve for x
    x = 594,245,412.55/22,050.40
  6. Step 6: Final answer
    x = 26,949.42

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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.