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Finding the Fourth Proportional to 12,334.01, 17,021.95 and 7,029.32

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Solution

The fourth proportional to 12,334.01, 17,021.95 and 7,029.32 is: 9,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.01 : 17,021.95 = 7,029.32 : x
  2. Step 2: Convert to fraction form
    12,334.01/17,021.95 = 7,029.32/x
  3. Step 3: Cross multiply
    12,334.01x = 17,021.95 × 7,029.32
  4. Step 4: Simplify right side
    12,334.01x = 119,652,630.89
  5. Step 5: Solve for x
    x = 119,652,630.89/12,334.01
  6. Step 6: Final answer
    x = 9,701.04

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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.