Home / 14,106.90-19,467.77-7,734.12

Finding the Fourth Proportional to 14,106.90, 19,467.77 and 7,734.12

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Solution

The fourth proportional to 14,106.90, 19,467.77 and 7,734.12 is: 10,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.90 : 19,467.77 = 7,734.12 : x
  2. Step 2: Convert to fraction form
    14,106.90/19,467.77 = 7,734.12/x
  3. Step 3: Cross multiply
    14,106.90x = 19,467.77 × 7,734.12
  4. Step 4: Simplify right side
    14,106.90x = 150,566,069.31
  5. Step 5: Solve for x
    x = 150,566,069.31/14,106.90
  6. Step 6: Final answer
    x = 10,673.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.