Home / 43,421.64-65,062.80-26,732.40

Finding the Fourth Proportional to 43,421.64, 65,062.80 and 26,732.40

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Solution

The fourth proportional to 43,421.64, 65,062.80 and 26,732.40 is: 40,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,421.64 : 65,062.80 = 26,732.40 : x
  2. Step 2: Convert to fraction form
    43,421.64/65,062.80 = 26,732.40/x
  3. Step 3: Cross multiply
    43,421.64x = 65,062.80 × 26,732.40
  4. Step 4: Simplify right side
    43,421.64x = 1,739,284,794.72
  5. Step 5: Solve for x
    x = 1,739,284,794.72/43,421.64
  6. Step 6: Final answer
    x = 40,055.71

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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.