Home / 47,012.34-70,511.54-13,723.46

Finding the Fourth Proportional to 47,012.34, 70,511.54 and 13,723.46

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Solution

The fourth proportional to 47,012.34, 70,511.54 and 13,723.46 is: 20,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012.34 : 70,511.54 = 13,723.46 : x
  2. Step 2: Convert to fraction form
    47,012.34/70,511.54 = 13,723.46/x
  3. Step 3: Cross multiply
    47,012.34x = 70,511.54 × 13,723.46
  4. Step 4: Simplify right side
    47,012.34x = 967,661,877.55
  5. Step 5: Solve for x
    x = 967,661,877.55/47,012.34
  6. Step 6: Final answer
    x = 20,583.15

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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.