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Finding the Fourth Proportional to 35,443.65, 48,879.38 and 25,868.37

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Solution

The fourth proportional to 35,443.65, 48,879.38 and 25,868.37 is: 35,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,443.65 : 48,879.38 = 25,868.37 : x
  2. Step 2: Convert to fraction form
    35,443.65/48,879.38 = 25,868.37/x
  3. Step 3: Cross multiply
    35,443.65x = 48,879.38 × 25,868.37
  4. Step 4: Simplify right side
    35,443.65x = 1,264,429,887.21
  5. Step 5: Solve for x
    x = 1,264,429,887.21/35,443.65
  6. Step 6: Final answer
    x = 35,674.37

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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.