Home / 23,961.51-33,066.90-13,353.21

Finding the Fourth Proportional to 23,961.51, 33,066.90 and 13,353.21

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Solution

The fourth proportional to 23,961.51, 33,066.90 and 13,353.21 is: 18,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,961.51 : 33,066.90 = 13,353.21 : x
  2. Step 2: Convert to fraction form
    23,961.51/33,066.90 = 13,353.21/x
  3. Step 3: Cross multiply
    23,961.51x = 33,066.90 × 13,353.21
  4. Step 4: Simplify right side
    23,961.51x = 441,549,259.75
  5. Step 5: Solve for x
    x = 441,549,259.75/23,961.51
  6. Step 6: Final answer
    x = 18,427.44

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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.