Home / 14,028.83-19,342.28-8,984.76

Finding the Fourth Proportional to 14,028.83, 19,342.28 and 8,984.76

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Solution

The fourth proportional to 14,028.83, 19,342.28 and 8,984.76 is: 12,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.83 : 19,342.28 = 8,984.76 : x
  2. Step 2: Convert to fraction form
    14,028.83/19,342.28 = 8,984.76/x
  3. Step 3: Cross multiply
    14,028.83x = 19,342.28 × 8,984.76
  4. Step 4: Simplify right side
    14,028.83x = 173,785,743.65
  5. Step 5: Solve for x
    x = 173,785,743.65/14,028.83
  6. Step 6: Final answer
    x = 12,387.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.