Home / 25,560.56-38,340.84-11,709.56

Finding the Fourth Proportional to 25,560.56, 38,340.84 and 11,709.56

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Solution

The fourth proportional to 25,560.56, 38,340.84 and 11,709.56 is: 17,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.56 : 38,340.84 = 11,709.56 : x
  2. Step 2: Convert to fraction form
    25,560.56/38,340.84 = 11,709.56/x
  3. Step 3: Cross multiply
    25,560.56x = 38,340.84 × 11,709.56
  4. Step 4: Simplify right side
    25,560.56x = 448,954,506.19
  5. Step 5: Solve for x
    x = 448,954,506.19/25,560.56
  6. Step 6: Final answer
    x = 17,564.34

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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.