Home / 21,528.36-32,292.50-5,945.94

Finding the Fourth Proportional to 21,528.36, 32,292.50 and 5,945.94

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Solution

The fourth proportional to 21,528.36, 32,292.50 and 5,945.94 is: 8,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,528.36 : 32,292.50 = 5,945.94 : x
  2. Step 2: Convert to fraction form
    21,528.36/32,292.50 = 5,945.94/x
  3. Step 3: Cross multiply
    21,528.36x = 32,292.50 × 5,945.94
  4. Step 4: Simplify right side
    21,528.36x = 192,009,267.45
  5. Step 5: Solve for x
    x = 192,009,267.45/21,528.36
  6. Step 6: Final answer
    x = 8,918.90

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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.