Home / 25,118.98-34,657.09-16,171.66

Finding the Fourth Proportional to 25,118.98, 34,657.09 and 16,171.66

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Solution

The fourth proportional to 25,118.98, 34,657.09 and 16,171.66 is: 22,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,118.98 : 34,657.09 = 16,171.66 : x
  2. Step 2: Convert to fraction form
    25,118.98/34,657.09 = 16,171.66/x
  3. Step 3: Cross multiply
    25,118.98x = 34,657.09 × 16,171.66
  4. Step 4: Simplify right side
    25,118.98x = 560,462,676.07
  5. Step 5: Solve for x
    x = 560,462,676.07/25,118.98
  6. Step 6: Final answer
    x = 22,312.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.