Home / 17,775.29-26,661.84-5,295.35

Finding the Fourth Proportional to 17,775.29, 26,661.84 and 5,295.35

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Solution

The fourth proportional to 17,775.29, 26,661.84 and 5,295.35 is: 7,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.29 : 26,661.84 = 5,295.35 : x
  2. Step 2: Convert to fraction form
    17,775.29/26,661.84 = 5,295.35/x
  3. Step 3: Cross multiply
    17,775.29x = 26,661.84 × 5,295.35
  4. Step 4: Simplify right side
    17,775.29x = 141,183,774.44
  5. Step 5: Solve for x
    x = 141,183,774.44/17,775.29
  6. Step 6: Final answer
    x = 7,942.70

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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.