Home / 27,298.23-37,671.31-15,361.32

Finding the Fourth Proportional to 27,298.23, 37,671.31 and 15,361.32

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Solution

The fourth proportional to 27,298.23, 37,671.31 and 15,361.32 is: 21,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.23 : 37,671.31 = 15,361.32 : x
  2. Step 2: Convert to fraction form
    27,298.23/37,671.31 = 15,361.32/x
  3. Step 3: Cross multiply
    27,298.23x = 37,671.31 × 15,361.32
  4. Step 4: Simplify right side
    27,298.23x = 578,681,047.73
  5. Step 5: Solve for x
    x = 578,681,047.73/27,298.23
  6. Step 6: Final answer
    x = 21,198.48

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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.