Home / 25,629.02-38,444.69-7,858.39

Finding the Fourth Proportional to 25,629.02, 38,444.69 and 7,858.39

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Solution

The fourth proportional to 25,629.02, 38,444.69 and 7,858.39 is: 11,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,629.02 : 38,444.69 = 7,858.39 : x
  2. Step 2: Convert to fraction form
    25,629.02/38,444.69 = 7,858.39/x
  3. Step 3: Cross multiply
    25,629.02x = 38,444.69 × 7,858.39
  4. Step 4: Simplify right side
    25,629.02x = 302,113,262.31
  5. Step 5: Solve for x
    x = 302,113,262.31/25,629.02
  6. Step 6: Final answer
    x = 11,787.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.