Home / 12,104.84-16,703.21-7,070.29

Finding the Fourth Proportional to 12,104.84, 16,703.21 and 7,070.29

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Solution

The fourth proportional to 12,104.84, 16,703.21 and 7,070.29 is: 9,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.84 : 16,703.21 = 7,070.29 : x
  2. Step 2: Convert to fraction form
    12,104.84/16,703.21 = 7,070.29/x
  3. Step 3: Cross multiply
    12,104.84x = 16,703.21 × 7,070.29
  4. Step 4: Simplify right side
    12,104.84x = 118,096,514.55
  5. Step 5: Solve for x
    x = 118,096,514.55/12,104.84
  6. Step 6: Final answer
    x = 9,756.14

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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.