Home / 47,206.44-70,813.80-12,146.04

Finding the Fourth Proportional to 47,206.44, 70,813.80 and 12,146.04

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Solution

The fourth proportional to 47,206.44, 70,813.80 and 12,146.04 is: 18,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,206.44 : 70,813.80 = 12,146.04 : x
  2. Step 2: Convert to fraction form
    47,206.44/70,813.80 = 12,146.04/x
  3. Step 3: Cross multiply
    47,206.44x = 70,813.80 × 12,146.04
  4. Step 4: Simplify right side
    47,206.44x = 860,107,247.35
  5. Step 5: Solve for x
    x = 860,107,247.35/47,206.44
  6. Step 6: Final answer
    x = 18,220.13

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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.