Home / 17,001.18-23,428.80-11,329.56

Finding the Fourth Proportional to 17,001.18, 23,428.80 and 11,329.56

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Solution

The fourth proportional to 17,001.18, 23,428.80 and 11,329.56 is: 15,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.18 : 23,428.80 = 11,329.56 : x
  2. Step 2: Convert to fraction form
    17,001.18/23,428.80 = 11,329.56/x
  3. Step 3: Cross multiply
    17,001.18x = 23,428.80 × 11,329.56
  4. Step 4: Simplify right side
    17,001.18x = 265,437,995.33
  5. Step 5: Solve for x
    x = 265,437,995.33/17,001.18
  6. Step 6: Final answer
    x = 15,612.92

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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.