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Finding the Fourth Proportional to 12,042, 16,628.22 and 7,573.23

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Solution

The fourth proportional to 12,042, 16,628.22 and 7,573.23 is: 10,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042 : 16,628.22 = 7,573.23 : x
  2. Step 2: Convert to fraction form
    12,042/16,628.22 = 7,573.23/x
  3. Step 3: Cross multiply
    12,042x = 16,628.22 × 7,573.23
  4. Step 4: Simplify right side
    12,042x = 125,929,334.55
  5. Step 5: Solve for x
    x = 125,929,334.55/12,042
  6. Step 6: Final answer
    x = 10,457.51

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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.