Home / 25,804.82-35,631.72-21,025.46

Finding the Fourth Proportional to 25,804.82, 35,631.72 and 21,025.46

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Solution

The fourth proportional to 25,804.82, 35,631.72 and 21,025.46 is: 29,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.82 : 35,631.72 = 21,025.46 : x
  2. Step 2: Convert to fraction form
    25,804.82/35,631.72 = 21,025.46/x
  3. Step 3: Cross multiply
    25,804.82x = 35,631.72 × 21,025.46
  4. Step 4: Simplify right side
    25,804.82x = 749,173,303.59
  5. Step 5: Solve for x
    x = 749,173,303.59/25,804.82
  6. Step 6: Final answer
    x = 29,032.30

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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.