Home / 25,653.84-38,516.55-13,184.43

Finding the Fourth Proportional to 25,653.84, 38,516.55 and 13,184.43

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Solution

The fourth proportional to 25,653.84, 38,516.55 and 13,184.43 is: 19,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,653.84 : 38,516.55 = 13,184.43 : x
  2. Step 2: Convert to fraction form
    25,653.84/38,516.55 = 13,184.43/x
  3. Step 3: Cross multiply
    25,653.84x = 38,516.55 × 13,184.43
  4. Step 4: Simplify right side
    25,653.84x = 507,818,757.32
  5. Step 5: Solve for x
    x = 507,818,757.32/25,653.84
  6. Step 6: Final answer
    x = 19,795.04

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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.