Home / 66,698.03-100,010.12-27,282.83

Finding the Fourth Proportional to 66,698.03, 100,010.12 and 27,282.83

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Solution

The fourth proportional to 66,698.03, 100,010.12 and 27,282.83 is: 40,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,698.03 : 100,010.12 = 27,282.83 : x
  2. Step 2: Convert to fraction form
    66,698.03/100,010.12 = 27,282.83/x
  3. Step 3: Cross multiply
    66,698.03x = 100,010.12 × 27,282.83
  4. Step 4: Simplify right side
    66,698.03x = 2,728,558,465.77
  5. Step 5: Solve for x
    x = 2,728,558,465.77/66,698.03
  6. Step 6: Final answer
    x = 40,909.13

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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.