Home / 16,848.45-25,272.67-5,160.15

Finding the Fourth Proportional to 16,848.45, 25,272.67 and 5,160.15

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Solution

The fourth proportional to 16,848.45, 25,272.67 and 5,160.15 is: 7,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,848.45 : 25,272.67 = 5,160.15 : x
  2. Step 2: Convert to fraction form
    16,848.45/25,272.67 = 5,160.15/x
  3. Step 3: Cross multiply
    16,848.45x = 25,272.67 × 5,160.15
  4. Step 4: Simplify right side
    16,848.45x = 130,410,701.05
  5. Step 5: Solve for x
    x = 130,410,701.05/16,848.45
  6. Step 6: Final answer
    x = 7,740.22

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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.