Home / 25,640.44-35,385.16-15,033.50

Finding the Fourth Proportional to 25,640.44, 35,385.16 and 15,033.50

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Solution

The fourth proportional to 25,640.44, 35,385.16 and 15,033.50 is: 20,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,640.44 : 35,385.16 = 15,033.50 : x
  2. Step 2: Convert to fraction form
    25,640.44/35,385.16 = 15,033.50/x
  3. Step 3: Cross multiply
    25,640.44x = 35,385.16 × 15,033.50
  4. Step 4: Simplify right side
    25,640.44x = 531,962,802.86
  5. Step 5: Solve for x
    x = 531,962,802.86/25,640.44
  6. Step 6: Final answer
    x = 20,747.02

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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.