Home / 12,546.98-18,820.36-3,059.18

Finding the Fourth Proportional to 12,546.98, 18,820.36 and 3,059.18

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Solution

The fourth proportional to 12,546.98, 18,820.36 and 3,059.18 is: 4,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.98 : 18,820.36 = 3,059.18 : x
  2. Step 2: Convert to fraction form
    12,546.98/18,820.36 = 3,059.18/x
  3. Step 3: Cross multiply
    12,546.98x = 18,820.36 × 3,059.18
  4. Step 4: Simplify right side
    12,546.98x = 57,574,868.90
  5. Step 5: Solve for x
    x = 57,574,868.90/12,546.98
  6. Step 6: Final answer
    x = 4,588.74

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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.