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Finding the Fourth Proportional to 14,345.03, 19,798 and 8,057.41

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Solution

The fourth proportional to 14,345.03, 19,798 and 8,057.41 is: 11,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.03 : 19,798 = 8,057.41 : x
  2. Step 2: Convert to fraction form
    14,345.03/19,798 = 8,057.41/x
  3. Step 3: Cross multiply
    14,345.03x = 19,798 × 8,057.41
  4. Step 4: Simplify right side
    14,345.03x = 159,520,603.18
  5. Step 5: Solve for x
    x = 159,520,603.18/14,345.03
  6. Step 6: Final answer
    x = 11,120.27

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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.