Home / 47,389.46-65,397.48-25,879.50

Finding the Fourth Proportional to 47,389.46, 65,397.48 and 25,879.50

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Solution

The fourth proportional to 47,389.46, 65,397.48 and 25,879.50 is: 35,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389.46 : 65,397.48 = 25,879.50 : x
  2. Step 2: Convert to fraction form
    47,389.46/65,397.48 = 25,879.50/x
  3. Step 3: Cross multiply
    47,389.46x = 65,397.48 × 25,879.50
  4. Step 4: Simplify right side
    47,389.46x = 1,692,453,986.61
  5. Step 5: Solve for x
    x = 1,692,453,986.61/47,389.46
  6. Step 6: Final answer
    x = 35,713.73

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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.