Home / 47,420.03-71,123.67-14,133.89

Finding the Fourth Proportional to 47,420.03, 71,123.67 and 14,133.89

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Solution

The fourth proportional to 47,420.03, 71,123.67 and 14,133.89 is: 21,198.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.03 : 71,123.67 = 14,133.89 : x
  2. Step 2: Convert to fraction form
    47,420.03/71,123.67 = 14,133.89/x
  3. Step 3: Cross multiply
    47,420.03x = 71,123.67 × 14,133.89
  4. Step 4: Simplify right side
    47,420.03x = 1,005,254,305.99
  5. Step 5: Solve for x
    x = 1,005,254,305.99/47,420.03
  6. Step 6: Final answer
    x = 21,198.94

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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.