Home / 14,003.12-19,333.80-9,804.08

Finding the Fourth Proportional to 14,003.12, 19,333.80 and 9,804.08

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Solution

The fourth proportional to 14,003.12, 19,333.80 and 9,804.08 is: 13,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.12 : 19,333.80 = 9,804.08 : x
  2. Step 2: Convert to fraction form
    14,003.12/19,333.80 = 9,804.08/x
  3. Step 3: Cross multiply
    14,003.12x = 19,333.80 × 9,804.08
  4. Step 4: Simplify right side
    14,003.12x = 189,550,121.90
  5. Step 5: Solve for x
    x = 189,550,121.90/14,003.12
  6. Step 6: Final answer
    x = 13,536.28

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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.