Home / 13,307.03-19,962.59-3,946.07

Finding the Fourth Proportional to 13,307.03, 19,962.59 and 3,946.07

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Solution

The fourth proportional to 13,307.03, 19,962.59 and 3,946.07 is: 5,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307.03 : 19,962.59 = 3,946.07 : x
  2. Step 2: Convert to fraction form
    13,307.03/19,962.59 = 3,946.07/x
  3. Step 3: Cross multiply
    13,307.03x = 19,962.59 × 3,946.07
  4. Step 4: Simplify right side
    13,307.03x = 78,773,657.98
  5. Step 5: Solve for x
    x = 78,773,657.98/13,307.03
  6. Step 6: Final answer
    x = 5,919.70

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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.