Home / 25,631.35-35,385.79-16,674.37

Finding the Fourth Proportional to 25,631.35, 35,385.79 and 16,674.37

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Solution

The fourth proportional to 25,631.35, 35,385.79 and 16,674.37 is: 23,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.35 : 35,385.79 = 16,674.37 : x
  2. Step 2: Convert to fraction form
    25,631.35/35,385.79 = 16,674.37/x
  3. Step 3: Cross multiply
    25,631.35x = 35,385.79 × 16,674.37
  4. Step 4: Simplify right side
    25,631.35x = 590,035,755.20
  5. Step 5: Solve for x
    x = 590,035,755.20/25,631.35
  6. Step 6: Final answer
    x = 23,020.08

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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.