Home / 47,391.48-65,400.08-26,170.56

Finding the Fourth Proportional to 47,391.48, 65,400.08 and 26,170.56

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Solution

The fourth proportional to 47,391.48, 65,400.08 and 26,170.56 is: 36,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,391.48 : 65,400.08 = 26,170.56 : x
  2. Step 2: Convert to fraction form
    47,391.48/65,400.08 = 26,170.56/x
  3. Step 3: Cross multiply
    47,391.48x = 65,400.08 × 26,170.56
  4. Step 4: Simplify right side
    47,391.48x = 1,711,556,586.79
  5. Step 5: Solve for x
    x = 1,711,556,586.79/47,391.48
  6. Step 6: Final answer
    x = 36,115.28

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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.