Home / 14,088.67-19,442.64-8,119.33

Finding the Fourth Proportional to 14,088.67, 19,442.64 and 8,119.33

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Solution

The fourth proportional to 14,088.67, 19,442.64 and 8,119.33 is: 11,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.67 : 19,442.64 = 8,119.33 : x
  2. Step 2: Convert to fraction form
    14,088.67/19,442.64 = 8,119.33/x
  3. Step 3: Cross multiply
    14,088.67x = 19,442.64 × 8,119.33
  4. Step 4: Simplify right side
    14,088.67x = 157,861,210.23
  5. Step 5: Solve for x
    x = 157,861,210.23/14,088.67
  6. Step 6: Final answer
    x = 11,204.83

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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.