Home / 17,780.04-26,674.38-5,299.56

Finding the Fourth Proportional to 17,780.04, 26,674.38 and 5,299.56

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Solution

The fourth proportional to 17,780.04, 26,674.38 and 5,299.56 is: 7,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.04 : 26,674.38 = 5,299.56 : x
  2. Step 2: Convert to fraction form
    17,780.04/26,674.38 = 5,299.56/x
  3. Step 3: Cross multiply
    17,780.04x = 26,674.38 × 5,299.56
  4. Step 4: Simplify right side
    17,780.04x = 141,362,477.27
  5. Step 5: Solve for x
    x = 141,362,477.27/17,780.04
  6. Step 6: Final answer
    x = 7,950.63

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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.