Home / 14,645.92-20,217.36-10,176.16

Finding the Fourth Proportional to 14,645.92, 20,217.36 and 10,176.16

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Solution

The fourth proportional to 14,645.92, 20,217.36 and 10,176.16 is: 14,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.92 : 20,217.36 = 10,176.16 : x
  2. Step 2: Convert to fraction form
    14,645.92/20,217.36 = 10,176.16/x
  3. Step 3: Cross multiply
    14,645.92x = 20,217.36 × 10,176.16
  4. Step 4: Simplify right side
    14,645.92x = 205,735,090.14
  5. Step 5: Solve for x
    x = 205,735,090.14/14,645.92
  6. Step 6: Final answer
    x = 14,047.26

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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.