Home / 16,971.47-25,475.83-13,483.90

Finding the Fourth Proportional to 16,971.47, 25,475.83 and 13,483.90

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Solution

The fourth proportional to 16,971.47, 25,475.83 and 13,483.90 is: 20,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.47 : 25,475.83 = 13,483.90 : x
  2. Step 2: Convert to fraction form
    16,971.47/25,475.83 = 13,483.90/x
  3. Step 3: Cross multiply
    16,971.47x = 25,475.83 × 13,483.90
  4. Step 4: Simplify right side
    16,971.47x = 343,513,514.16
  5. Step 5: Solve for x
    x = 343,513,514.16/16,971.47
  6. Step 6: Final answer
    x = 20,240.64

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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.