Home / 17,720.84-24,453.66-9,762.62

Finding the Fourth Proportional to 17,720.84, 24,453.66 and 9,762.62

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Solution

The fourth proportional to 17,720.84, 24,453.66 and 9,762.62 is: 13,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.84 : 24,453.66 = 9,762.62 : x
  2. Step 2: Convert to fraction form
    17,720.84/24,453.66 = 9,762.62/x
  3. Step 3: Cross multiply
    17,720.84x = 24,453.66 × 9,762.62
  4. Step 4: Simplify right side
    17,720.84x = 238,731,790.19
  5. Step 5: Solve for x
    x = 238,731,790.19/17,720.84
  6. Step 6: Final answer
    x = 13,471.81

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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.