Home / 43,461.54-65,197.80-12,296.79

Finding the Fourth Proportional to 43,461.54, 65,197.80 and 12,296.79

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Solution

The fourth proportional to 43,461.54, 65,197.80 and 12,296.79 is: 18,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,461.54 : 65,197.80 = 12,296.79 : x
  2. Step 2: Convert to fraction form
    43,461.54/65,197.80 = 12,296.79/x
  3. Step 3: Cross multiply
    43,461.54x = 65,197.80 × 12,296.79
  4. Step 4: Simplify right side
    43,461.54x = 801,723,655.06
  5. Step 5: Solve for x
    x = 801,723,655.06/43,461.54
  6. Step 6: Final answer
    x = 18,446.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.