Home / 11,566.40-17,349.60-10,108.40

Finding the Fourth Proportional to 11,566.40, 17,349.60 and 10,108.40

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Solution

The fourth proportional to 11,566.40, 17,349.60 and 10,108.40 is: 15,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.40 : 17,349.60 = 10,108.40 : x
  2. Step 2: Convert to fraction form
    11,566.40/17,349.60 = 10,108.40/x
  3. Step 3: Cross multiply
    11,566.40x = 17,349.60 × 10,108.40
  4. Step 4: Simplify right side
    11,566.40x = 175,376,696.64
  5. Step 5: Solve for x
    x = 175,376,696.64/11,566.40
  6. Step 6: Final answer
    x = 15,162.60

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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.