Home / 25,199.11-37,787.74-7,664.89

Finding the Fourth Proportional to 25,199.11, 37,787.74 and 7,664.89

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Solution

The fourth proportional to 25,199.11, 37,787.74 and 7,664.89 is: 11,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,199.11 : 37,787.74 = 7,664.89 : x
  2. Step 2: Convert to fraction form
    25,199.11/37,787.74 = 7,664.89/x
  3. Step 3: Cross multiply
    25,199.11x = 37,787.74 × 7,664.89
  4. Step 4: Simplify right side
    25,199.11x = 289,638,643.19
  5. Step 5: Solve for x
    x = 289,638,643.19/25,199.11
  6. Step 6: Final answer
    x = 11,494.01

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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.