Home / 18,796.24-28,181.02-9,429.52

Finding the Fourth Proportional to 18,796.24, 28,181.02 and 9,429.52

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Solution

The fourth proportional to 18,796.24, 28,181.02 and 9,429.52 is: 14,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.24 : 28,181.02 = 9,429.52 : x
  2. Step 2: Convert to fraction form
    18,796.24/28,181.02 = 9,429.52/x
  3. Step 3: Cross multiply
    18,796.24x = 28,181.02 × 9,429.52
  4. Step 4: Simplify right side
    18,796.24x = 265,733,491.71
  5. Step 5: Solve for x
    x = 265,733,491.71/18,796.24
  6. Step 6: Final answer
    x = 14,137.59

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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.