Home / 17,403.84-24,008.40-11,109.60

Finding the Fourth Proportional to 17,403.84, 24,008.40 and 11,109.60

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Solution

The fourth proportional to 17,403.84, 24,008.40 and 11,109.60 is: 15,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.84 : 24,008.40 = 11,109.60 : x
  2. Step 2: Convert to fraction form
    17,403.84/24,008.40 = 11,109.60/x
  3. Step 3: Cross multiply
    17,403.84x = 24,008.40 × 11,109.60
  4. Step 4: Simplify right side
    17,403.84x = 266,723,720.64
  5. Step 5: Solve for x
    x = 266,723,720.64/17,403.84
  6. Step 6: Final answer
    x = 15,325.57

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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.