Home / 12,101.37-18,048.54-10,630.24

Finding the Fourth Proportional to 12,101.37, 18,048.54 and 10,630.24

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Solution

The fourth proportional to 12,101.37, 18,048.54 and 10,630.24 is: 15,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.37 : 18,048.54 = 10,630.24 : x
  2. Step 2: Convert to fraction form
    12,101.37/18,048.54 = 10,630.24/x
  3. Step 3: Cross multiply
    12,101.37x = 18,048.54 × 10,630.24
  4. Step 4: Simplify right side
    12,101.37x = 191,860,246.80
  5. Step 5: Solve for x
    x = 191,860,246.80/12,101.37
  6. Step 6: Final answer
    x = 15,854.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.