Home / 17,041.99-23,515.84-9,871.82

Finding the Fourth Proportional to 17,041.99, 23,515.84 and 9,871.82

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Solution

The fourth proportional to 17,041.99, 23,515.84 and 9,871.82 is: 13,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,041.99 : 23,515.84 = 9,871.82 : x
  2. Step 2: Convert to fraction form
    17,041.99/23,515.84 = 9,871.82/x
  3. Step 3: Cross multiply
    17,041.99x = 23,515.84 × 9,871.82
  4. Step 4: Simplify right side
    17,041.99x = 232,144,139.63
  5. Step 5: Solve for x
    x = 232,144,139.63/17,041.99
  6. Step 6: Final answer
    x = 13,621.89

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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.