Home / 14,442.41-19,928.27-8,154.65

Finding the Fourth Proportional to 14,442.41, 19,928.27 and 8,154.65

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Solution

The fourth proportional to 14,442.41, 19,928.27 and 8,154.65 is: 11,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.41 : 19,928.27 = 8,154.65 : x
  2. Step 2: Convert to fraction form
    14,442.41/19,928.27 = 8,154.65/x
  3. Step 3: Cross multiply
    14,442.41x = 19,928.27 × 8,154.65
  4. Step 4: Simplify right side
    14,442.41x = 162,507,926.54
  5. Step 5: Solve for x
    x = 162,507,926.54/14,442.41
  6. Step 6: Final answer
    x = 11,252.14

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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.