Home / 35,540.28-53,310.18-11,849.64

Finding the Fourth Proportional to 35,540.28, 53,310.18 and 11,849.64

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Solution

The fourth proportional to 35,540.28, 53,310.18 and 11,849.64 is: 17,774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.28 : 53,310.18 = 11,849.64 : x
  2. Step 2: Convert to fraction form
    35,540.28/53,310.18 = 11,849.64/x
  3. Step 3: Cross multiply
    35,540.28x = 53,310.18 × 11,849.64
  4. Step 4: Simplify right side
    35,540.28x = 631,706,441.34
  5. Step 5: Solve for x
    x = 631,706,441.34/35,540.28
  6. Step 6: Final answer
    x = 17,774.38

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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.