Home / 26,868.67-37,075.82-15,536.45

Finding the Fourth Proportional to 26,868.67, 37,075.82 and 15,536.45

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Solution

The fourth proportional to 26,868.67, 37,075.82 and 15,536.45 is: 21,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.67 : 37,075.82 = 15,536.45 : x
  2. Step 2: Convert to fraction form
    26,868.67/37,075.82 = 15,536.45/x
  3. Step 3: Cross multiply
    26,868.67x = 37,075.82 × 15,536.45
  4. Step 4: Simplify right side
    26,868.67x = 576,026,638.65
  5. Step 5: Solve for x
    x = 576,026,638.65/26,868.67
  6. Step 6: Final answer
    x = 21,438.60

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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.