Home / 47,420.52-71,134.43-14,137.98

Finding the Fourth Proportional to 47,420.52, 71,134.43 and 14,137.98

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Solution

The fourth proportional to 47,420.52, 71,134.43 and 14,137.98 is: 21,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.52 : 71,134.43 = 14,137.98 : x
  2. Step 2: Convert to fraction form
    47,420.52/71,134.43 = 14,137.98/x
  3. Step 3: Cross multiply
    47,420.52x = 71,134.43 × 14,137.98
  4. Step 4: Simplify right side
    47,420.52x = 1,005,697,077.96
  5. Step 5: Solve for x
    x = 1,005,697,077.96/47,420.52
  6. Step 6: Final answer
    x = 21,208.06

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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.