Home / 65,538.30-98,307.71-19,946.44

Finding the Fourth Proportional to 65,538.30, 98,307.71 and 19,946.44

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Solution

The fourth proportional to 65,538.30, 98,307.71 and 19,946.44 is: 29,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,538.30 : 98,307.71 = 19,946.44 : x
  2. Step 2: Convert to fraction form
    65,538.30/98,307.71 = 19,946.44/x
  3. Step 3: Cross multiply
    65,538.30x = 98,307.71 × 19,946.44
  4. Step 4: Simplify right side
    65,538.30x = 1,960,888,839.05
  5. Step 5: Solve for x
    x = 1,960,888,839.05/65,538.30
  6. Step 6: Final answer
    x = 29,919.74

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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.