Home / 17,115.98-23,619.21-9,560.81

Finding the Fourth Proportional to 17,115.98, 23,619.21 and 9,560.81

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Solution

The fourth proportional to 17,115.98, 23,619.21 and 9,560.81 is: 13,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.98 : 23,619.21 = 9,560.81 : x
  2. Step 2: Convert to fraction form
    17,115.98/23,619.21 = 9,560.81/x
  3. Step 3: Cross multiply
    17,115.98x = 23,619.21 × 9,560.81
  4. Step 4: Simplify right side
    17,115.98x = 225,818,779.16
  5. Step 5: Solve for x
    x = 225,818,779.16/17,115.98
  6. Step 6: Final answer
    x = 13,193.45

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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.