Home / 47,869.83-71,783.54-18,266.96

Finding the Fourth Proportional to 47,869.83, 71,783.54 and 18,266.96

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Solution

The fourth proportional to 47,869.83, 71,783.54 and 18,266.96 is: 27,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.83 : 71,783.54 = 18,266.96 : x
  2. Step 2: Convert to fraction form
    47,869.83/71,783.54 = 18,266.96/x
  3. Step 3: Cross multiply
    47,869.83x = 71,783.54 × 18,266.96
  4. Step 4: Simplify right side
    47,869.83x = 1,311,266,603.59
  5. Step 5: Solve for x
    x = 1,311,266,603.59/47,869.83
  6. Step 6: Final answer
    x = 27,392.34

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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.