Home / 25,460.69-38,183.74-8,816.40

Finding the Fourth Proportional to 25,460.69, 38,183.74 and 8,816.40

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Solution

The fourth proportional to 25,460.69, 38,183.74 and 8,816.40 is: 13,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.69 : 38,183.74 = 8,816.40 : x
  2. Step 2: Convert to fraction form
    25,460.69/38,183.74 = 8,816.40/x
  3. Step 3: Cross multiply
    25,460.69x = 38,183.74 × 8,816.40
  4. Step 4: Simplify right side
    25,460.69x = 336,643,103.30
  5. Step 5: Solve for x
    x = 336,643,103.30/25,460.69
  6. Step 6: Final answer
    x = 13,222.08

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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.