Home / 47,663.20-65,783.09-26,449.30

Finding the Fourth Proportional to 47,663.20, 65,783.09 and 26,449.30

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Solution

The fourth proportional to 47,663.20, 65,783.09 and 26,449.30 is: 36,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,663.20 : 65,783.09 = 26,449.30 : x
  2. Step 2: Convert to fraction form
    47,663.20/65,783.09 = 26,449.30/x
  3. Step 3: Cross multiply
    47,663.20x = 65,783.09 × 26,449.30
  4. Step 4: Simplify right side
    47,663.20x = 1,739,916,221.18
  5. Step 5: Solve for x
    x = 1,739,916,221.18/47,663.20
  6. Step 6: Final answer
    x = 36,504.40

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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.