Home / 17,639.44-26,428.56-10,699.36

Finding the Fourth Proportional to 17,639.44, 26,428.56 and 10,699.36

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Solution

The fourth proportional to 17,639.44, 26,428.56 and 10,699.36 is: 16,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.44 : 26,428.56 = 10,699.36 : x
  2. Step 2: Convert to fraction form
    17,639.44/26,428.56 = 10,699.36/x
  3. Step 3: Cross multiply
    17,639.44x = 26,428.56 × 10,699.36
  4. Step 4: Simplify right side
    17,639.44x = 282,768,677.72
  5. Step 5: Solve for x
    x = 282,768,677.72/17,639.44
  6. Step 6: Final answer
    x = 16,030.48

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1.5x scale

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.