Home / 16,800.63-25,204.70-5,114.76

Finding the Fourth Proportional to 16,800.63, 25,204.70 and 5,114.76

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Solution

The fourth proportional to 16,800.63, 25,204.70 and 5,114.76 is: 7,673.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.63 : 25,204.70 = 5,114.76 : x
  2. Step 2: Convert to fraction form
    16,800.63/25,204.70 = 5,114.76/x
  3. Step 3: Cross multiply
    16,800.63x = 25,204.70 × 5,114.76
  4. Step 4: Simplify right side
    16,800.63x = 128,916,004.16
  5. Step 5: Solve for x
    x = 128,916,004.16/16,800.63
  6. Step 6: Final answer
    x = 7,673.28

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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.