Home / 23,438.51-35,160.66-8,647.50

Finding the Fourth Proportional to 23,438.51, 35,160.66 and 8,647.50

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Solution

The fourth proportional to 23,438.51, 35,160.66 and 8,647.50 is: 12,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,438.51 : 35,160.66 = 8,647.50 : x
  2. Step 2: Convert to fraction form
    23,438.51/35,160.66 = 8,647.50/x
  3. Step 3: Cross multiply
    23,438.51x = 35,160.66 × 8,647.50
  4. Step 4: Simplify right side
    23,438.51x = 304,051,807.35
  5. Step 5: Solve for x
    x = 304,051,807.35/23,438.51
  6. Step 6: Final answer
    x = 12,972.32

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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.