Home / 19,015.03-26,241.60-10,631.53

Finding the Fourth Proportional to 19,015.03, 26,241.60 and 10,631.53

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Solution

The fourth proportional to 19,015.03, 26,241.60 and 10,631.53 is: 14,671.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.03 : 26,241.60 = 10,631.53 : x
  2. Step 2: Convert to fraction form
    19,015.03/26,241.60 = 10,631.53/x
  3. Step 3: Cross multiply
    19,015.03x = 26,241.60 × 10,631.53
  4. Step 4: Simplify right side
    19,015.03x = 278,988,357.65
  5. Step 5: Solve for x
    x = 278,988,357.65/19,015.03
  6. Step 6: Final answer
    x = 14,671.99

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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.