Home / 35,390.28-53,048.40-13,194

Finding the Fourth Proportional to 35,390.28, 53,048.40 and 13,194

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Solution

The fourth proportional to 35,390.28, 53,048.40 and 13,194 is: 19,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.28 : 53,048.40 = 13,194 : x
  2. Step 2: Convert to fraction form
    35,390.28/53,048.40 = 13,194/x
  3. Step 3: Cross multiply
    35,390.28x = 53,048.40 × 13,194
  4. Step 4: Simplify right side
    35,390.28x = 699,920,589.60
  5. Step 5: Solve for x
    x = 699,920,589.60/35,390.28
  6. Step 6: Final answer
    x = 19,777.20

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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.