Home / 12,334.12-17,021.52-7,029.76

Finding the Fourth Proportional to 12,334.12, 17,021.52 and 7,029.76

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Solution

The fourth proportional to 12,334.12, 17,021.52 and 7,029.76 is: 9,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.12 : 17,021.52 = 7,029.76 : x
  2. Step 2: Convert to fraction form
    12,334.12/17,021.52 = 7,029.76/x
  3. Step 3: Cross multiply
    12,334.12x = 17,021.52 × 7,029.76
  4. Step 4: Simplify right side
    12,334.12x = 119,657,200.44
  5. Step 5: Solve for x
    x = 119,657,200.44/12,334.12
  6. Step 6: Final answer
    x = 9,701.32

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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.