Home / 12,042.54-18,058.14-4,650.48

Finding the Fourth Proportional to 12,042.54, 18,058.14 and 4,650.48

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Solution

The fourth proportional to 12,042.54, 18,058.14 and 4,650.48 is: 6,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.54 : 18,058.14 = 4,650.48 : x
  2. Step 2: Convert to fraction form
    12,042.54/18,058.14 = 4,650.48/x
  3. Step 3: Cross multiply
    12,042.54x = 18,058.14 × 4,650.48
  4. Step 4: Simplify right side
    12,042.54x = 83,979,018.91
  5. Step 5: Solve for x
    x = 83,979,018.91/12,042.54
  6. Step 6: Final answer
    x = 6,973.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.