Home / 25,383.28-38,085.81-9,811.84

Finding the Fourth Proportional to 25,383.28, 38,085.81 and 9,811.84

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Solution

The fourth proportional to 25,383.28, 38,085.81 and 9,811.84 is: 14,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.28 : 38,085.81 = 9,811.84 : x
  2. Step 2: Convert to fraction form
    25,383.28/38,085.81 = 9,811.84/x
  3. Step 3: Cross multiply
    25,383.28x = 38,085.81 × 9,811.84
  4. Step 4: Simplify right side
    25,383.28x = 373,691,873.99
  5. Step 5: Solve for x
    x = 373,691,873.99/25,383.28
  6. Step 6: Final answer
    x = 14,721.97

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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.