Home / 52,000.98-78,001.41-16,940.58

Finding the Fourth Proportional to 52,000.98, 78,001.41 and 16,940.58

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Solution

The fourth proportional to 52,000.98, 78,001.41 and 16,940.58 is: 25,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,000.98 : 78,001.41 = 16,940.58 : x
  2. Step 2: Convert to fraction form
    52,000.98/78,001.41 = 16,940.58/x
  3. Step 3: Cross multiply
    52,000.98x = 78,001.41 × 16,940.58
  4. Step 4: Simplify right side
    52,000.98x = 1,321,389,126.22
  5. Step 5: Solve for x
    x = 1,321,389,126.22/52,000.98
  6. Step 6: Final answer
    x = 25,410.85

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1.5x scale

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.