Home / 45,205.01-67,798.23-17,115.39

Finding the Fourth Proportional to 45,205.01, 67,798.23 and 17,115.39

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Solution

The fourth proportional to 45,205.01, 67,798.23 and 17,115.39 is: 25,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,205.01 : 67,798.23 = 17,115.39 : x
  2. Step 2: Convert to fraction form
    45,205.01/67,798.23 = 17,115.39/x
  3. Step 3: Cross multiply
    45,205.01x = 67,798.23 × 17,115.39
  4. Step 4: Simplify right side
    45,205.01x = 1,160,393,147.76
  5. Step 5: Solve for x
    x = 1,160,393,147.76/45,205.01
  6. Step 6: Final answer
    x = 25,669.57

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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.