Home / 26,868.73-37,075.90-15,536.51

Finding the Fourth Proportional to 26,868.73, 37,075.90 and 15,536.51

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Solution

The fourth proportional to 26,868.73, 37,075.90 and 15,536.51 is: 21,438.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.73 : 37,075.90 = 15,536.51 : x
  2. Step 2: Convert to fraction form
    26,868.73/37,075.90 = 15,536.51/x
  3. Step 3: Cross multiply
    26,868.73x = 37,075.90 × 15,536.51
  4. Step 4: Simplify right side
    26,868.73x = 576,030,091.11
  5. Step 5: Solve for x
    x = 576,030,091.11/26,868.73
  6. Step 6: Final answer
    x = 21,438.68

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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.