Home / 19,459.35-26,849.03-10,959.75

Finding the Fourth Proportional to 19,459.35, 26,849.03 and 10,959.75

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Solution

The fourth proportional to 19,459.35, 26,849.03 and 10,959.75 is: 15,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.35 : 26,849.03 = 10,959.75 : x
  2. Step 2: Convert to fraction form
    19,459.35/26,849.03 = 10,959.75/x
  3. Step 3: Cross multiply
    19,459.35x = 26,849.03 × 10,959.75
  4. Step 4: Simplify right side
    19,459.35x = 294,258,601.74
  5. Step 5: Solve for x
    x = 294,258,601.74/19,459.35
  6. Step 6: Final answer
    x = 15,121.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.