Home / 12,346.37-18,521.47-4,024.45

Finding the Fourth Proportional to 12,346.37, 18,521.47 and 4,024.45

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Solution

The fourth proportional to 12,346.37, 18,521.47 and 4,024.45 is: 6,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.37 : 18,521.47 = 4,024.45 : x
  2. Step 2: Convert to fraction form
    12,346.37/18,521.47 = 4,024.45/x
  3. Step 3: Cross multiply
    12,346.37x = 18,521.47 × 4,024.45
  4. Step 4: Simplify right side
    12,346.37x = 74,538,729.94
  5. Step 5: Solve for x
    x = 74,538,729.94/12,346.37
  6. Step 6: Final answer
    x = 6,037.30

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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.