Home / 23,489.47-35,211.93-8,688.34

Finding the Fourth Proportional to 23,489.47, 35,211.93 and 8,688.34

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Solution

The fourth proportional to 23,489.47, 35,211.93 and 8,688.34 is: 13,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.47 : 35,211.93 = 8,688.34 : x
  2. Step 2: Convert to fraction form
    23,489.47/35,211.93 = 8,688.34/x
  3. Step 3: Cross multiply
    23,489.47x = 35,211.93 × 8,688.34
  4. Step 4: Simplify right side
    23,489.47x = 305,933,219.90
  5. Step 5: Solve for x
    x = 305,933,219.90/23,489.47
  6. Step 6: Final answer
    x = 13,024.27

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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.