Home / 30,051.69-45,079.97-10,330.26

Finding the Fourth Proportional to 30,051.69, 45,079.97 and 10,330.26

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Solution

The fourth proportional to 30,051.69, 45,079.97 and 10,330.26 is: 15,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051.69 : 45,079.97 = 10,330.26 : x
  2. Step 2: Convert to fraction form
    30,051.69/45,079.97 = 10,330.26/x
  3. Step 3: Cross multiply
    30,051.69x = 45,079.97 × 10,330.26
  4. Step 4: Simplify right side
    30,051.69x = 465,687,759.24
  5. Step 5: Solve for x
    x = 465,687,759.24/30,051.69
  6. Step 6: Final answer
    x = 15,496.23

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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.