Home / 13,804.96-19,050.80-7,517.32

Finding the Fourth Proportional to 13,804.96, 19,050.80 and 7,517.32

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Solution

The fourth proportional to 13,804.96, 19,050.80 and 7,517.32 is: 10,373.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.96 : 19,050.80 = 7,517.32 : x
  2. Step 2: Convert to fraction form
    13,804.96/19,050.80 = 7,517.32/x
  3. Step 3: Cross multiply
    13,804.96x = 19,050.80 × 7,517.32
  4. Step 4: Simplify right side
    13,804.96x = 143,210,959.86
  5. Step 5: Solve for x
    x = 143,210,959.86/13,804.96
  6. Step 6: Final answer
    x = 10,373.88

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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.