Home / 12,334.55-17,021.70-7,029.23

Finding the Fourth Proportional to 12,334.55, 17,021.70 and 7,029.23

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Solution

The fourth proportional to 12,334.55, 17,021.70 and 7,029.23 is: 9,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.55 : 17,021.70 = 7,029.23 : x
  2. Step 2: Convert to fraction form
    12,334.55/17,021.70 = 7,029.23/x
  3. Step 3: Cross multiply
    12,334.55x = 17,021.70 × 7,029.23
  4. Step 4: Simplify right side
    12,334.55x = 119,649,359.18
  5. Step 5: Solve for x
    x = 119,649,359.18/12,334.55
  6. Step 6: Final answer
    x = 9,700.35

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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.