Home / 15,880.45-23,788.38-10,316.92

Finding the Fourth Proportional to 15,880.45, 23,788.38 and 10,316.92

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Solution

The fourth proportional to 15,880.45, 23,788.38 and 10,316.92 is: 15,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.45 : 23,788.38 = 10,316.92 : x
  2. Step 2: Convert to fraction form
    15,880.45/23,788.38 = 10,316.92/x
  3. Step 3: Cross multiply
    15,880.45x = 23,788.38 × 10,316.92
  4. Step 4: Simplify right side
    15,880.45x = 245,422,813.39
  5. Step 5: Solve for x
    x = 245,422,813.39/15,880.45
  6. Step 6: Final answer
    x = 15,454.40

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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.