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Finding the Fourth Proportional to 17,355.10, 23,950 and 9,397.32

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Solution

The fourth proportional to 17,355.10, 23,950 and 9,397.32 is: 12,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,355.10 : 23,950 = 9,397.32 : x
  2. Step 2: Convert to fraction form
    17,355.10/23,950 = 9,397.32/x
  3. Step 3: Cross multiply
    17,355.10x = 23,950 × 9,397.32
  4. Step 4: Simplify right side
    17,355.10x = 225,065,814
  5. Step 5: Solve for x
    x = 225,065,814/17,355.10
  6. Step 6: Final answer
    x = 12,968.28

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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.