Home / 34,559.20-51,840.28-12,072.16

Finding the Fourth Proportional to 34,559.20, 51,840.28 and 12,072.16

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Solution

The fourth proportional to 34,559.20, 51,840.28 and 12,072.16 is: 18,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,559.20 : 51,840.28 = 12,072.16 : x
  2. Step 2: Convert to fraction form
    34,559.20/51,840.28 = 12,072.16/x
  3. Step 3: Cross multiply
    34,559.20x = 51,840.28 × 12,072.16
  4. Step 4: Simplify right side
    34,559.20x = 625,824,154.60
  5. Step 5: Solve for x
    x = 625,824,154.60/34,559.20
  6. Step 6: Final answer
    x = 18,108.76

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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.