Home / 25,140.69-37,653.62-12,002.28

Finding the Fourth Proportional to 25,140.69, 37,653.62 and 12,002.28

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Solution

The fourth proportional to 25,140.69, 37,653.62 and 12,002.28 is: 17,976.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.69 : 37,653.62 = 12,002.28 : x
  2. Step 2: Convert to fraction form
    25,140.69/37,653.62 = 12,002.28/x
  3. Step 3: Cross multiply
    25,140.69x = 37,653.62 × 12,002.28
  4. Step 4: Simplify right side
    25,140.69x = 451,929,230.24
  5. Step 5: Solve for x
    x = 451,929,230.24/25,140.69
  6. Step 6: Final answer
    x = 17,976.01

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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.