Home / 15,904.32-23,860.74-5,516.07

Finding the Fourth Proportional to 15,904.32, 23,860.74 and 5,516.07

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Solution

The fourth proportional to 15,904.32, 23,860.74 and 5,516.07 is: 8,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.32 : 23,860.74 = 5,516.07 : x
  2. Step 2: Convert to fraction form
    15,904.32/23,860.74 = 5,516.07/x
  3. Step 3: Cross multiply
    15,904.32x = 23,860.74 × 5,516.07
  4. Step 4: Simplify right side
    15,904.32x = 131,617,512.09
  5. Step 5: Solve for x
    x = 131,617,512.09/15,904.32
  6. Step 6: Final answer
    x = 8,275.58

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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.