Home / 21,804.35-32,703.45-7,011.39

Finding the Fourth Proportional to 21,804.35, 32,703.45 and 7,011.39

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Solution

The fourth proportional to 21,804.35, 32,703.45 and 7,011.39 is: 10,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804.35 : 32,703.45 = 7,011.39 : x
  2. Step 2: Convert to fraction form
    21,804.35/32,703.45 = 7,011.39/x
  3. Step 3: Cross multiply
    21,804.35x = 32,703.45 × 7,011.39
  4. Step 4: Simplify right side
    21,804.35x = 229,296,642.30
  5. Step 5: Solve for x
    x = 229,296,642.30/21,804.35
  6. Step 6: Final answer
    x = 10,516.10

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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.