Home / 25,693.28-38,539.37-11,842.28

Finding the Fourth Proportional to 25,693.28, 38,539.37 and 11,842.28

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Solution

The fourth proportional to 25,693.28, 38,539.37 and 11,842.28 is: 17,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.28 : 38,539.37 = 11,842.28 : x
  2. Step 2: Convert to fraction form
    25,693.28/38,539.37 = 11,842.28/x
  3. Step 3: Cross multiply
    25,693.28x = 38,539.37 × 11,842.28
  4. Step 4: Simplify right side
    25,693.28x = 456,393,758.66
  5. Step 5: Solve for x
    x = 456,393,758.66/25,693.28
  6. Step 6: Final answer
    x = 17,763.16

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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.