Home / 25,615.80-38,439.09-10,823.58

Finding the Fourth Proportional to 25,615.80, 38,439.09 and 10,823.58

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Solution

The fourth proportional to 25,615.80, 38,439.09 and 10,823.58 is: 16,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615.80 : 38,439.09 = 10,823.58 : x
  2. Step 2: Convert to fraction form
    25,615.80/38,439.09 = 10,823.58/x
  3. Step 3: Cross multiply
    25,615.80x = 38,439.09 × 10,823.58
  4. Step 4: Simplify right side
    25,615.80x = 416,048,565.74
  5. Step 5: Solve for x
    x = 416,048,565.74/25,615.80
  6. Step 6: Final answer
    x = 16,241.87

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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.