Home / 25,606.36-38,409.58-16,880.24

Finding the Fourth Proportional to 25,606.36, 38,409.58 and 16,880.24

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Solution

The fourth proportional to 25,606.36, 38,409.58 and 16,880.24 is: 25,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.36 : 38,409.58 = 16,880.24 : x
  2. Step 2: Convert to fraction form
    25,606.36/38,409.58 = 16,880.24/x
  3. Step 3: Cross multiply
    25,606.36x = 38,409.58 × 16,880.24
  4. Step 4: Simplify right side
    25,606.36x = 648,362,928.70
  5. Step 5: Solve for x
    x = 648,362,928.70/25,606.36
  6. Step 6: Final answer
    x = 25,320.39

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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.