Home / 26,868.31-37,075.31-15,536.09

Finding the Fourth Proportional to 26,868.31, 37,075.31 and 15,536.09

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Solution

The fourth proportional to 26,868.31, 37,075.31 and 15,536.09 is: 21,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.31 : 37,075.31 = 15,536.09 : x
  2. Step 2: Convert to fraction form
    26,868.31/37,075.31 = 15,536.09/x
  3. Step 3: Cross multiply
    26,868.31x = 37,075.31 × 15,536.09
  4. Step 4: Simplify right side
    26,868.31x = 576,005,206.40
  5. Step 5: Solve for x
    x = 576,005,206.40/26,868.31
  6. Step 6: Final answer
    x = 21,438.09

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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.