Home / 34,263.42-51,380.64-12,071.40

Finding the Fourth Proportional to 34,263.42, 51,380.64 and 12,071.40

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Solution

The fourth proportional to 34,263.42, 51,380.64 and 12,071.40 is: 18,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,263.42 : 51,380.64 = 12,071.40 : x
  2. Step 2: Convert to fraction form
    34,263.42/51,380.64 = 12,071.40/x
  3. Step 3: Cross multiply
    34,263.42x = 51,380.64 × 12,071.40
  4. Step 4: Simplify right side
    34,263.42x = 620,236,257.70
  5. Step 5: Solve for x
    x = 620,236,257.70/34,263.42
  6. Step 6: Final answer
    x = 18,102.00

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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.