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Finding the Fourth Proportional to 17,465.40, 24,102.09 and 9,507.60

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Solution

The fourth proportional to 17,465.40, 24,102.09 and 9,507.60 is: 13,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465.40 : 24,102.09 = 9,507.60 : x
  2. Step 2: Convert to fraction form
    17,465.40/24,102.09 = 9,507.60/x
  3. Step 3: Cross multiply
    17,465.40x = 24,102.09 × 9,507.60
  4. Step 4: Simplify right side
    17,465.40x = 229,153,030.88
  5. Step 5: Solve for x
    x = 229,153,030.88/17,465.40
  6. Step 6: Final answer
    x = 13,120.40

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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.