Home / 23,765.28-32,813.55-18,109.86

Finding the Fourth Proportional to 23,765.28, 32,813.55 and 18,109.86

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Solution

The fourth proportional to 23,765.28, 32,813.55 and 18,109.86 is: 25,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,765.28 : 32,813.55 = 18,109.86 : x
  2. Step 2: Convert to fraction form
    23,765.28/32,813.55 = 18,109.86/x
  3. Step 3: Cross multiply
    23,765.28x = 32,813.55 × 18,109.86
  4. Step 4: Simplify right side
    23,765.28x = 594,248,796.60
  5. Step 5: Solve for x
    x = 594,248,796.60/23,765.28
  6. Step 6: Final answer
    x = 25,004.91

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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.