Home / 17,869.58-24,660.14-9,911.94

Finding the Fourth Proportional to 17,869.58, 24,660.14 and 9,911.94

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Solution

The fourth proportional to 17,869.58, 24,660.14 and 9,911.94 is: 13,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.58 : 24,660.14 = 9,911.94 : x
  2. Step 2: Convert to fraction form
    17,869.58/24,660.14 = 9,911.94/x
  3. Step 3: Cross multiply
    17,869.58x = 24,660.14 × 9,911.94
  4. Step 4: Simplify right side
    17,869.58x = 244,429,828.07
  5. Step 5: Solve for x
    x = 244,429,828.07/17,869.58
  6. Step 6: Final answer
    x = 13,678.54

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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.