Home / 45,884.45-68,851.74-17,805.60

Finding the Fourth Proportional to 45,884.45, 68,851.74 and 17,805.60

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Solution

The fourth proportional to 45,884.45, 68,851.74 and 17,805.60 is: 26,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,884.45 : 68,851.74 = 17,805.60 : x
  2. Step 2: Convert to fraction form
    45,884.45/68,851.74 = 17,805.60/x
  3. Step 3: Cross multiply
    45,884.45x = 68,851.74 × 17,805.60
  4. Step 4: Simplify right side
    45,884.45x = 1,225,946,758.39
  5. Step 5: Solve for x
    x = 1,225,946,758.39/45,884.45
  6. Step 6: Final answer
    x = 26,718.13

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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.