Home / 16,980.12-25,459.20-5,886

Finding the Fourth Proportional to 16,980.12, 25,459.20 and 5,886

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Solution

The fourth proportional to 16,980.12, 25,459.20 and 5,886 is: 8,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.12 : 25,459.20 = 5,886 : x
  2. Step 2: Convert to fraction form
    16,980.12/25,459.20 = 5,886/x
  3. Step 3: Cross multiply
    16,980.12x = 25,459.20 × 5,886
  4. Step 4: Simplify right side
    16,980.12x = 149,852,851.20
  5. Step 5: Solve for x
    x = 149,852,851.20/16,980.12
  6. Step 6: Final answer
    x = 8,825.19

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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.