Home / 25,738.92-35,535.76-19,758.68

Finding the Fourth Proportional to 25,738.92, 35,535.76 and 19,758.68

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Solution

The fourth proportional to 25,738.92, 35,535.76 and 19,758.68 is: 27,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.92 : 35,535.76 = 19,758.68 : x
  2. Step 2: Convert to fraction form
    25,738.92/35,535.76 = 19,758.68/x
  3. Step 3: Cross multiply
    25,738.92x = 35,535.76 × 19,758.68
  4. Step 4: Simplify right side
    25,738.92x = 702,139,710.40
  5. Step 5: Solve for x
    x = 702,139,710.40/25,738.92
  6. Step 6: Final answer
    x = 27,279.30

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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.