Home / 16,742.25-25,113.38-4,430.25

Finding the Fourth Proportional to 16,742.25, 25,113.38 and 4,430.25

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Solution

The fourth proportional to 16,742.25, 25,113.38 and 4,430.25 is: 6,645.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.25 : 25,113.38 = 4,430.25 : x
  2. Step 2: Convert to fraction form
    16,742.25/25,113.38 = 4,430.25/x
  3. Step 3: Cross multiply
    16,742.25x = 25,113.38 × 4,430.25
  4. Step 4: Simplify right side
    16,742.25x = 111,258,529.59
  5. Step 5: Solve for x
    x = 111,258,529.59/16,742.25
  6. Step 6: Final answer
    x = 6,645.38

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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.