Home / 16,802.64-25,207.80-5,116.80

Finding the Fourth Proportional to 16,802.64, 25,207.80 and 5,116.80

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Solution

The fourth proportional to 16,802.64, 25,207.80 and 5,116.80 is: 7,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,802.64 : 25,207.80 = 5,116.80 : x
  2. Step 2: Convert to fraction form
    16,802.64/25,207.80 = 5,116.80/x
  3. Step 3: Cross multiply
    16,802.64x = 25,207.80 × 5,116.80
  4. Step 4: Simplify right side
    16,802.64x = 128,983,271.04
  5. Step 5: Solve for x
    x = 128,983,271.04/16,802.64
  6. Step 6: Final answer
    x = 7,676.37

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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.