Home / 21,911.04-32,866.56-20,010.24

Finding the Fourth Proportional to 21,911.04, 32,866.56 and 20,010.24

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Solution

The fourth proportional to 21,911.04, 32,866.56 and 20,010.24 is: 30,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911.04 : 32,866.56 = 20,010.24 : x
  2. Step 2: Convert to fraction form
    21,911.04/32,866.56 = 20,010.24/x
  3. Step 3: Cross multiply
    21,911.04x = 32,866.56 × 20,010.24
  4. Step 4: Simplify right side
    21,911.04x = 657,667,753.57
  5. Step 5: Solve for x
    x = 657,667,753.57/21,911.04
  6. Step 6: Final answer
    x = 30,015.36

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1.5x scale

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.