Home / 23,208.96-32,004.12-13,775.70

Finding the Fourth Proportional to 23,208.96, 32,004.12 and 13,775.70

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Solution

The fourth proportional to 23,208.96, 32,004.12 and 13,775.70 is: 18,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.96 : 32,004.12 = 13,775.70 : x
  2. Step 2: Convert to fraction form
    23,208.96/32,004.12 = 13,775.70/x
  3. Step 3: Cross multiply
    23,208.96x = 32,004.12 × 13,775.70
  4. Step 4: Simplify right side
    23,208.96x = 440,879,155.88
  5. Step 5: Solve for x
    x = 440,879,155.88/23,208.96
  6. Step 6: Final answer
    x = 18,996.08

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1.5x scale

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.