Home / 23,148-34,720.08-10,000.32

Finding the Fourth Proportional to 23,148, 34,720.08 and 10,000.32

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Solution

The fourth proportional to 23,148, 34,720.08 and 10,000.32 is: 14,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148 : 34,720.08 = 10,000.32 : x
  2. Step 2: Convert to fraction form
    23,148/34,720.08 = 10,000.32/x
  3. Step 3: Cross multiply
    23,148x = 34,720.08 × 10,000.32
  4. Step 4: Simplify right side
    23,148x = 347,211,910.43
  5. Step 5: Solve for x
    x = 347,211,910.43/23,148
  6. Step 6: Final answer
    x = 14,999.65

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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.