Home / 15,647.04-23,470.60-3,960.26

Finding the Fourth Proportional to 15,647.04, 23,470.60 and 3,960.26

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Solution

The fourth proportional to 15,647.04, 23,470.60 and 3,960.26 is: 5,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.04 : 23,470.60 = 3,960.26 : x
  2. Step 2: Convert to fraction form
    15,647.04/23,470.60 = 3,960.26/x
  3. Step 3: Cross multiply
    15,647.04x = 23,470.60 × 3,960.26
  4. Step 4: Simplify right side
    15,647.04x = 92,949,678.36
  5. Step 5: Solve for x
    x = 92,949,678.36/15,647.04
  6. Step 6: Final answer
    x = 5,940.40

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1.5x scale

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.