Home / 47,740.09-65,879.48-26,520.70

Finding the Fourth Proportional to 47,740.09, 65,879.48 and 26,520.70

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Solution

The fourth proportional to 47,740.09, 65,879.48 and 26,520.70 is: 36,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.09 : 65,879.48 = 26,520.70 : x
  2. Step 2: Convert to fraction form
    47,740.09/65,879.48 = 26,520.70/x
  3. Step 3: Cross multiply
    47,740.09x = 65,879.48 × 26,520.70
  4. Step 4: Simplify right side
    47,740.09x = 1,747,169,463.24
  5. Step 5: Solve for x
    x = 1,747,169,463.24/47,740.09
  6. Step 6: Final answer
    x = 36,597.54

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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.