Home / 43,007.12-59,374.50-28,663.16

Finding the Fourth Proportional to 43,007.12, 59,374.50 and 28,663.16

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Solution

The fourth proportional to 43,007.12, 59,374.50 and 28,663.16 is: 39,571.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.12 : 59,374.50 = 28,663.16 : x
  2. Step 2: Convert to fraction form
    43,007.12/59,374.50 = 28,663.16/x
  3. Step 3: Cross multiply
    43,007.12x = 59,374.50 × 28,663.16
  4. Step 4: Simplify right side
    43,007.12x = 1,701,860,793.42
  5. Step 5: Solve for x
    x = 1,701,860,793.42/43,007.12
  6. Step 6: Final answer
    x = 39,571.61

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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.