Home / 19,657.26-29,453.04-8,547.30

Finding the Fourth Proportional to 19,657.26, 29,453.04 and 8,547.30

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Solution

The fourth proportional to 19,657.26, 29,453.04 and 8,547.30 is: 12,806.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657.26 : 29,453.04 = 8,547.30 : x
  2. Step 2: Convert to fraction form
    19,657.26/29,453.04 = 8,547.30/x
  3. Step 3: Cross multiply
    19,657.26x = 29,453.04 × 8,547.30
  4. Step 4: Simplify right side
    19,657.26x = 251,743,968.79
  5. Step 5: Solve for x
    x = 251,743,968.79/19,657.26
  6. Step 6: Final answer
    x = 12,806.67

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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.