Home / 17,415.89-26,124.82-5,570.70

Finding the Fourth Proportional to 17,415.89, 26,124.82 and 5,570.70

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Solution

The fourth proportional to 17,415.89, 26,124.82 and 5,570.70 is: 8,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.89 : 26,124.82 = 5,570.70 : x
  2. Step 2: Convert to fraction form
    17,415.89/26,124.82 = 5,570.70/x
  3. Step 3: Cross multiply
    17,415.89x = 26,124.82 × 5,570.70
  4. Step 4: Simplify right side
    17,415.89x = 145,533,481.23
  5. Step 5: Solve for x
    x = 145,533,481.23/17,415.89
  6. Step 6: Final answer
    x = 8,356.36

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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.