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Finding the Fourth Proportional to 43,500, 60,030.72 and 23,628

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Solution

The fourth proportional to 43,500, 60,030.72 and 23,628 is: 32,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,500 : 60,030.72 = 23,628 : x
  2. Step 2: Convert to fraction form
    43,500/60,030.72 = 23,628/x
  3. Step 3: Cross multiply
    43,500x = 60,030.72 × 23,628
  4. Step 4: Simplify right side
    43,500x = 1,418,405,852.16
  5. Step 5: Solve for x
    x = 1,418,405,852.16/43,500
  6. Step 6: Final answer
    x = 32,607.03

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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.