Home / 11,486.76-17,218.62-9,528.36

Finding the Fourth Proportional to 11,486.76, 17,218.62 and 9,528.36

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Solution

The fourth proportional to 11,486.76, 17,218.62 and 9,528.36 is: 14,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.76 : 17,218.62 = 9,528.36 : x
  2. Step 2: Convert to fraction form
    11,486.76/17,218.62 = 9,528.36/x
  3. Step 3: Cross multiply
    11,486.76x = 17,218.62 × 9,528.36
  4. Step 4: Simplify right side
    11,486.76x = 164,065,210.06
  5. Step 5: Solve for x
    x = 164,065,210.06/11,486.76
  6. Step 6: Final answer
    x = 14,282.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.