Home / 45,840.06-68,760.14-12,560.41

Finding the Fourth Proportional to 45,840.06, 68,760.14 and 12,560.41

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Solution

The fourth proportional to 45,840.06, 68,760.14 and 12,560.41 is: 18,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,840.06 : 68,760.14 = 12,560.41 : x
  2. Step 2: Convert to fraction form
    45,840.06/68,760.14 = 12,560.41/x
  3. Step 3: Cross multiply
    45,840.06x = 68,760.14 × 12,560.41
  4. Step 4: Simplify right side
    45,840.06x = 863,655,550.06
  5. Step 5: Solve for x
    x = 863,655,550.06/45,840.06
  6. Step 6: Final answer
    x = 18,840.63

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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.