Home / 23,989.08-35,986.64-12,880.52

Finding the Fourth Proportional to 23,989.08, 35,986.64 and 12,880.52

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Solution

The fourth proportional to 23,989.08, 35,986.64 and 12,880.52 is: 19,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.08 : 35,986.64 = 12,880.52 : x
  2. Step 2: Convert to fraction form
    23,989.08/35,986.64 = 12,880.52/x
  3. Step 3: Cross multiply
    23,989.08x = 35,986.64 × 12,880.52
  4. Step 4: Simplify right side
    23,989.08x = 463,526,636.25
  5. Step 5: Solve for x
    x = 463,526,636.25/23,989.08
  6. Step 6: Final answer
    x = 19,322.40

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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.