Home / 21,423.03-32,132.75-7,383.03

Finding the Fourth Proportional to 21,423.03, 32,132.75 and 7,383.03

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Solution

The fourth proportional to 21,423.03, 32,132.75 and 7,383.03 is: 11,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,423.03 : 32,132.75 = 7,383.03 : x
  2. Step 2: Convert to fraction form
    21,423.03/32,132.75 = 7,383.03/x
  3. Step 3: Cross multiply
    21,423.03x = 32,132.75 × 7,383.03
  4. Step 4: Simplify right side
    21,423.03x = 237,237,020.32
  5. Step 5: Solve for x
    x = 237,237,020.32/21,423.03
  6. Step 6: Final answer
    x = 11,073.92

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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.