Home / 11,624.49-15,921.20-10,942.58

Finding the Fourth Proportional to 11,624.49, 15,921.20 and 10,942.58

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Solution

The fourth proportional to 11,624.49, 15,921.20 and 10,942.58 is: 14,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.49 : 15,921.20 = 10,942.58 : x
  2. Step 2: Convert to fraction form
    11,624.49/15,921.20 = 10,942.58/x
  3. Step 3: Cross multiply
    11,624.49x = 15,921.20 × 10,942.58
  4. Step 4: Simplify right side
    11,624.49x = 174,219,071.86
  5. Step 5: Solve for x
    x = 174,219,071.86/11,624.49
  6. Step 6: Final answer
    x = 14,987.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.