Home / 47,783.24-65,970.36-30,793.48

Finding the Fourth Proportional to 47,783.24, 65,970.36 and 30,793.48

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Solution

The fourth proportional to 47,783.24, 65,970.36 and 30,793.48 is: 42,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,783.24 : 65,970.36 = 30,793.48 : x
  2. Step 2: Convert to fraction form
    47,783.24/65,970.36 = 30,793.48/x
  3. Step 3: Cross multiply
    47,783.24x = 65,970.36 × 30,793.48
  4. Step 4: Simplify right side
    47,783.24x = 2,031,456,961.25
  5. Step 5: Solve for x
    x = 2,031,456,961.25/47,783.24
  6. Step 6: Final answer
    x = 42,514.01

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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.