Home / 25,630.85-35,385.10-16,673.87

Finding the Fourth Proportional to 25,630.85, 35,385.10 and 16,673.87

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Solution

The fourth proportional to 25,630.85, 35,385.10 and 16,673.87 is: 23,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.85 : 35,385.10 = 16,673.87 : x
  2. Step 2: Convert to fraction form
    25,630.85/35,385.10 = 16,673.87/x
  3. Step 3: Cross multiply
    25,630.85x = 35,385.10 × 16,673.87
  4. Step 4: Simplify right side
    25,630.85x = 590,006,380.41
  5. Step 5: Solve for x
    x = 590,006,380.41/25,630.85
  6. Step 6: Final answer
    x = 23,019.39

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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.