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Finding the Fourth Proportional to 17,335.21, 23,922.60 and 9,783.15

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Solution

The fourth proportional to 17,335.21, 23,922.60 and 9,783.15 is: 13,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,335.21 : 23,922.60 = 9,783.15 : x
  2. Step 2: Convert to fraction form
    17,335.21/23,922.60 = 9,783.15/x
  3. Step 3: Cross multiply
    17,335.21x = 23,922.60 × 9,783.15
  4. Step 4: Simplify right side
    17,335.21x = 234,038,384.19
  5. Step 5: Solve for x
    x = 234,038,384.19/17,335.21
  6. Step 6: Final answer
    x = 13,500.75

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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.