Home / 17,215.60-25,823.40-4,903.60

Finding the Fourth Proportional to 17,215.60, 25,823.40 and 4,903.60

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Solution

The fourth proportional to 17,215.60, 25,823.40 and 4,903.60 is: 7,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.60 : 25,823.40 = 4,903.60 : x
  2. Step 2: Convert to fraction form
    17,215.60/25,823.40 = 4,903.60/x
  3. Step 3: Cross multiply
    17,215.60x = 25,823.40 × 4,903.60
  4. Step 4: Simplify right side
    17,215.60x = 126,627,624.24
  5. Step 5: Solve for x
    x = 126,627,624.24/17,215.60
  6. Step 6: Final answer
    x = 7,355.40

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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.