Home / 16,801.90-25,206.49-5,114.81

Finding the Fourth Proportional to 16,801.90, 25,206.49 and 5,114.81

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Solution

The fourth proportional to 16,801.90, 25,206.49 and 5,114.81 is: 7,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.90 : 25,206.49 = 5,114.81 : x
  2. Step 2: Convert to fraction form
    16,801.90/25,206.49 = 5,114.81/x
  3. Step 3: Cross multiply
    16,801.90x = 25,206.49 × 5,114.81
  4. Step 4: Simplify right side
    16,801.90x = 128,926,476.53
  5. Step 5: Solve for x
    x = 128,926,476.53/16,801.90
  6. Step 6: Final answer
    x = 7,673.33

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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.