Home / 17,015.67-23,479.47-10,731.69

Finding the Fourth Proportional to 17,015.67, 23,479.47 and 10,731.69

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Solution

The fourth proportional to 17,015.67, 23,479.47 and 10,731.69 is: 14,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.67 : 23,479.47 = 10,731.69 : x
  2. Step 2: Convert to fraction form
    17,015.67/23,479.47 = 10,731.69/x
  3. Step 3: Cross multiply
    17,015.67x = 23,479.47 × 10,731.69
  4. Step 4: Simplify right side
    17,015.67x = 251,974,393.40
  5. Step 5: Solve for x
    x = 251,974,393.40/17,015.67
  6. Step 6: Final answer
    x = 14,808.37

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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.