Home / 25,532.58-35,229.72-14,920.16

Finding the Fourth Proportional to 25,532.58, 35,229.72 and 14,920.16

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Solution

The fourth proportional to 25,532.58, 35,229.72 and 14,920.16 is: 20,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,532.58 : 35,229.72 = 14,920.16 : x
  2. Step 2: Convert to fraction form
    25,532.58/35,229.72 = 14,920.16/x
  3. Step 3: Cross multiply
    25,532.58x = 35,229.72 × 14,920.16
  4. Step 4: Simplify right side
    25,532.58x = 525,633,059.16
  5. Step 5: Solve for x
    x = 525,633,059.16/25,532.58
  6. Step 6: Final answer
    x = 20,586.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.