Home / 28,636.56-39,428.64-26,012.16

Finding the Fourth Proportional to 28,636.56, 39,428.64 and 26,012.16

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Solution

The fourth proportional to 28,636.56, 39,428.64 and 26,012.16 is: 35,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636.56 : 39,428.64 = 26,012.16 : x
  2. Step 2: Convert to fraction form
    28,636.56/39,428.64 = 26,012.16/x
  3. Step 3: Cross multiply
    28,636.56x = 39,428.64 × 26,012.16
  4. Step 4: Simplify right side
    28,636.56x = 1,025,624,092.26
  5. Step 5: Solve for x
    x = 1,025,624,092.26/28,636.56
  6. Step 6: Final answer
    x = 35,815.20

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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.