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Finding the Fourth Proportional to 14,003.71, 19,324.91 and 8,035.25

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Solution

The fourth proportional to 14,003.71, 19,324.91 and 8,035.25 is: 11,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.71 : 19,324.91 = 8,035.25 : x
  2. Step 2: Convert to fraction form
    14,003.71/19,324.91 = 8,035.25/x
  3. Step 3: Cross multiply
    14,003.71x = 19,324.91 × 8,035.25
  4. Step 4: Simplify right side
    14,003.71x = 155,280,406.54
  5. Step 5: Solve for x
    x = 155,280,406.54/14,003.71
  6. Step 6: Final answer
    x = 11,088.52

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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.