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Finding the Fourth Proportional to 12,042.01, 16,623.65 and 9,058.98

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Solution

The fourth proportional to 12,042.01, 16,623.65 and 9,058.98 is: 12,505.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.01 : 16,623.65 = 9,058.98 : x
  2. Step 2: Convert to fraction form
    12,042.01/16,623.65 = 9,058.98/x
  3. Step 3: Cross multiply
    12,042.01x = 16,623.65 × 9,058.98
  4. Step 4: Simplify right side
    12,042.01x = 150,593,335.52
  5. Step 5: Solve for x
    x = 150,593,335.52/12,042.01
  6. Step 6: Final answer
    x = 12,505.67

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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.