Home / 45,285.35-67,886.07-17,196.98

Finding the Fourth Proportional to 45,285.35, 67,886.07 and 17,196.98

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Solution

The fourth proportional to 45,285.35, 67,886.07 and 17,196.98 is: 25,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,285.35 : 67,886.07 = 17,196.98 : x
  2. Step 2: Convert to fraction form
    45,285.35/67,886.07 = 17,196.98/x
  3. Step 3: Cross multiply
    45,285.35x = 67,886.07 × 17,196.98
  4. Step 4: Simplify right side
    45,285.35x = 1,167,435,388.07
  5. Step 5: Solve for x
    x = 1,167,435,388.07/45,285.35
  6. Step 6: Final answer
    x = 25,779.54

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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.