Home / 16,807.34-25,203.72-5,117.84

Finding the Fourth Proportional to 16,807.34, 25,203.72 and 5,117.84

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Solution

The fourth proportional to 16,807.34, 25,203.72 and 5,117.84 is: 7,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.34 : 25,203.72 = 5,117.84 : x
  2. Step 2: Convert to fraction form
    16,807.34/25,203.72 = 5,117.84/x
  3. Step 3: Cross multiply
    16,807.34x = 25,203.72 × 5,117.84
  4. Step 4: Simplify right side
    16,807.34x = 128,988,606.36
  5. Step 5: Solve for x
    x = 128,988,606.36/16,807.34
  6. Step 6: Final answer
    x = 7,674.54

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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.