Home / 30,249.51-45,373.23-11,528.88

Finding the Fourth Proportional to 30,249.51, 45,373.23 and 11,528.88

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Solution

The fourth proportional to 30,249.51, 45,373.23 and 11,528.88 is: 17,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249.51 : 45,373.23 = 11,528.88 : x
  2. Step 2: Convert to fraction form
    30,249.51/45,373.23 = 11,528.88/x
  3. Step 3: Cross multiply
    30,249.51x = 45,373.23 × 11,528.88
  4. Step 4: Simplify right side
    30,249.51x = 523,102,523.88
  5. Step 5: Solve for x
    x = 523,102,523.88/30,249.51
  6. Step 6: Final answer
    x = 17,292.93

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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.