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Finding the Fourth Proportional to 13,804.68, 19,050.48 and 7,517.08

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Solution

The fourth proportional to 13,804.68, 19,050.48 and 7,517.08 is: 10,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.68 : 19,050.48 = 7,517.08 : x
  2. Step 2: Convert to fraction form
    13,804.68/19,050.48 = 7,517.08/x
  3. Step 3: Cross multiply
    13,804.68x = 19,050.48 × 7,517.08
  4. Step 4: Simplify right side
    13,804.68x = 143,203,982.20
  5. Step 5: Solve for x
    x = 143,203,982.20/13,804.68
  6. Step 6: Final answer
    x = 10,373.58

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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.