Home / 26,857.32-40,290.08-13,702.52

Finding the Fourth Proportional to 26,857.32, 40,290.08 and 13,702.52

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Solution

The fourth proportional to 26,857.32, 40,290.08 and 13,702.52 is: 20,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.32 : 40,290.08 = 13,702.52 : x
  2. Step 2: Convert to fraction form
    26,857.32/40,290.08 = 13,702.52/x
  3. Step 3: Cross multiply
    26,857.32x = 40,290.08 × 13,702.52
  4. Step 4: Simplify right side
    26,857.32x = 552,075,627.00
  5. Step 5: Solve for x
    x = 552,075,627.00/26,857.32
  6. Step 6: Final answer
    x = 20,555.87

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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.