Home / 16,984.40-25,476.59-11,139.65

Finding the Fourth Proportional to 16,984.40, 25,476.59 and 11,139.65

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Solution

The fourth proportional to 16,984.40, 25,476.59 and 11,139.65 is: 16,709.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.40 : 25,476.59 = 11,139.65 : x
  2. Step 2: Convert to fraction form
    16,984.40/25,476.59 = 11,139.65/x
  3. Step 3: Cross multiply
    16,984.40x = 25,476.59 × 11,139.65
  4. Step 4: Simplify right side
    16,984.40x = 283,800,112.71
  5. Step 5: Solve for x
    x = 283,800,112.71/16,984.40
  6. Step 6: Final answer
    x = 16,709.46

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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.