Home / 17,520.95-24,178.82-9,968.45

Finding the Fourth Proportional to 17,520.95, 24,178.82 and 9,968.45

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Solution

The fourth proportional to 17,520.95, 24,178.82 and 9,968.45 is: 13,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.95 : 24,178.82 = 9,968.45 : x
  2. Step 2: Convert to fraction form
    17,520.95/24,178.82 = 9,968.45/x
  3. Step 3: Cross multiply
    17,520.95x = 24,178.82 × 9,968.45
  4. Step 4: Simplify right side
    17,520.95x = 241,025,349.60
  5. Step 5: Solve for x
    x = 241,025,349.60/17,520.95
  6. Step 6: Final answer
    x = 13,756.41

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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.