Home / 19,041.25-28,544.70-9,039.82

Finding the Fourth Proportional to 19,041.25, 28,544.70 and 9,039.82

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Solution

The fourth proportional to 19,041.25, 28,544.70 and 9,039.82 is: 13,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.25 : 28,544.70 = 9,039.82 : x
  2. Step 2: Convert to fraction form
    19,041.25/28,544.70 = 9,039.82/x
  3. Step 3: Cross multiply
    19,041.25x = 28,544.70 × 9,039.82
  4. Step 4: Simplify right side
    19,041.25x = 258,038,807.23
  5. Step 5: Solve for x
    x = 258,038,807.23/19,041.25
  6. Step 6: Final answer
    x = 13,551.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.