Home / 47,723-65,855.56-26,503.60

Finding the Fourth Proportional to 47,723, 65,855.56 and 26,503.60

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Solution

The fourth proportional to 47,723, 65,855.56 and 26,503.60 is: 36,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,723 : 65,855.56 = 26,503.60 : x
  2. Step 2: Convert to fraction form
    47,723/65,855.56 = 26,503.60/x
  3. Step 3: Cross multiply
    47,723x = 65,855.56 × 26,503.60
  4. Step 4: Simplify right side
    47,723x = 1,745,409,420.02
  5. Step 5: Solve for x
    x = 1,745,409,420.02/47,723
  6. Step 6: Final answer
    x = 36,573.76

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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.