Home / 25,564.85-35,283.80-16,487.66

Finding the Fourth Proportional to 25,564.85, 35,283.80 and 16,487.66

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Solution

The fourth proportional to 25,564.85, 35,283.80 and 16,487.66 is: 22,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.85 : 35,283.80 = 16,487.66 : x
  2. Step 2: Convert to fraction form
    25,564.85/35,283.80 = 16,487.66/x
  3. Step 3: Cross multiply
    25,564.85x = 35,283.80 × 16,487.66
  4. Step 4: Simplify right side
    25,564.85x = 581,747,039.05
  5. Step 5: Solve for x
    x = 581,747,039.05/25,564.85
  6. Step 6: Final answer
    x = 22,755.74

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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.