Home / 15,891.62-23,837.60-4,798.40

Finding the Fourth Proportional to 15,891.62, 23,837.60 and 4,798.40

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Solution

The fourth proportional to 15,891.62, 23,837.60 and 4,798.40 is: 7,197.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,891.62 : 23,837.60 = 4,798.40 : x
  2. Step 2: Convert to fraction form
    15,891.62/23,837.60 = 4,798.40/x
  3. Step 3: Cross multiply
    15,891.62x = 23,837.60 × 4,798.40
  4. Step 4: Simplify right side
    15,891.62x = 114,382,196.66
  5. Step 5: Solve for x
    x = 114,382,196.66/15,891.62
  6. Step 6: Final answer
    x = 7,197.64

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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.