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Finding the Fourth Proportional to 43,565.58, 65,340.36 and 23,565.66

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Solution

The fourth proportional to 43,565.58, 65,340.36 and 23,565.66 is: 35,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565.58 : 65,340.36 = 23,565.66 : x
  2. Step 2: Convert to fraction form
    43,565.58/65,340.36 = 23,565.66/x
  3. Step 3: Cross multiply
    43,565.58x = 65,340.36 × 23,565.66
  4. Step 4: Simplify right side
    43,565.58x = 1,539,788,708.04
  5. Step 5: Solve for x
    x = 1,539,788,708.04/43,565.58
  6. Step 6: Final answer
    x = 35,344.16

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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.