Home / 17,140.12-23,655.56-9,586.87

Finding the Fourth Proportional to 17,140.12, 23,655.56 and 9,586.87

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Solution

The fourth proportional to 17,140.12, 23,655.56 and 9,586.87 is: 13,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140.12 : 23,655.56 = 9,586.87 : x
  2. Step 2: Convert to fraction form
    17,140.12/23,655.56 = 9,586.87/x
  3. Step 3: Cross multiply
    17,140.12x = 23,655.56 × 9,586.87
  4. Step 4: Simplify right side
    17,140.12x = 226,782,858.41
  5. Step 5: Solve for x
    x = 226,782,858.41/17,140.12
  6. Step 6: Final answer
    x = 13,231.11

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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.