Home / 17,515.76-26,278.01-5,035.78

Finding the Fourth Proportional to 17,515.76, 26,278.01 and 5,035.78

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Solution

The fourth proportional to 17,515.76, 26,278.01 and 5,035.78 is: 7,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.76 : 26,278.01 = 5,035.78 : x
  2. Step 2: Convert to fraction form
    17,515.76/26,278.01 = 5,035.78/x
  3. Step 3: Cross multiply
    17,515.76x = 26,278.01 × 5,035.78
  4. Step 4: Simplify right side
    17,515.76x = 132,330,282.24
  5. Step 5: Solve for x
    x = 132,330,282.24/17,515.76
  6. Step 6: Final answer
    x = 7,554.93

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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.