Home / 17,718.62-26,574.26-7,851.60

Finding the Fourth Proportional to 17,718.62, 26,574.26 and 7,851.60

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Solution

The fourth proportional to 17,718.62, 26,574.26 and 7,851.60 is: 11,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.62 : 26,574.26 = 7,851.60 : x
  2. Step 2: Convert to fraction form
    17,718.62/26,574.26 = 7,851.60/x
  3. Step 3: Cross multiply
    17,718.62x = 26,574.26 × 7,851.60
  4. Step 4: Simplify right side
    17,718.62x = 208,650,479.45
  5. Step 5: Solve for x
    x = 208,650,479.45/17,718.62
  6. Step 6: Final answer
    x = 11,775.78

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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.