Home / 23,239.89-34,865.28-7,657.50

Finding the Fourth Proportional to 23,239.89, 34,865.28 and 7,657.50

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Solution

The fourth proportional to 23,239.89, 34,865.28 and 7,657.50 is: 11,488.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.89 : 34,865.28 = 7,657.50 : x
  2. Step 2: Convert to fraction form
    23,239.89/34,865.28 = 7,657.50/x
  3. Step 3: Cross multiply
    23,239.89x = 34,865.28 × 7,657.50
  4. Step 4: Simplify right side
    23,239.89x = 266,980,881.60
  5. Step 5: Solve for x
    x = 266,980,881.60/23,239.89
  6. Step 6: Final answer
    x = 11,488.04

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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.