Home / 30,062.43-45,100.80-9,004.23

Finding the Fourth Proportional to 30,062.43, 45,100.80 and 9,004.23

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Solution

The fourth proportional to 30,062.43, 45,100.80 and 9,004.23 is: 13,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,062.43 : 45,100.80 = 9,004.23 : x
  2. Step 2: Convert to fraction form
    30,062.43/45,100.80 = 9,004.23/x
  3. Step 3: Cross multiply
    30,062.43x = 45,100.80 × 9,004.23
  4. Step 4: Simplify right side
    30,062.43x = 406,097,976.38
  5. Step 5: Solve for x
    x = 406,097,976.38/30,062.43
  6. Step 6: Final answer
    x = 13,508.49

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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.