Home / 35,478.86-48,960.51-19,563.44

Finding the Fourth Proportional to 35,478.86, 48,960.51 and 19,563.44

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Solution

The fourth proportional to 35,478.86, 48,960.51 and 19,563.44 is: 26,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.86 : 48,960.51 = 19,563.44 : x
  2. Step 2: Convert to fraction form
    35,478.86/48,960.51 = 19,563.44/x
  3. Step 3: Cross multiply
    35,478.86x = 48,960.51 × 19,563.44
  4. Step 4: Simplify right side
    35,478.86x = 957,835,999.75
  5. Step 5: Solve for x
    x = 957,835,999.75/35,478.86
  6. Step 6: Final answer
    x = 26,997.37

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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.