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Finding the Fourth Proportional to 16,675.99, 25,013.98 and 6,285.31

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Solution

The fourth proportional to 16,675.99, 25,013.98 and 6,285.31 is: 9,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.99 : 25,013.98 = 6,285.31 : x
  2. Step 2: Convert to fraction form
    16,675.99/25,013.98 = 6,285.31/x
  3. Step 3: Cross multiply
    16,675.99x = 25,013.98 × 6,285.31
  4. Step 4: Simplify right side
    16,675.99x = 157,220,618.63
  5. Step 5: Solve for x
    x = 157,220,618.63/16,675.99
  6. Step 6: Final answer
    x = 9,427.96

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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.