Home / 30,091.68-45,137.28-23,523.38

Finding the Fourth Proportional to 30,091.68, 45,137.28 and 23,523.38

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Solution

The fourth proportional to 30,091.68, 45,137.28 and 23,523.38 is: 35,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,091.68 : 45,137.28 = 23,523.38 : x
  2. Step 2: Convert to fraction form
    30,091.68/45,137.28 = 23,523.38/x
  3. Step 3: Cross multiply
    30,091.68x = 45,137.28 × 23,523.38
  4. Step 4: Simplify right side
    30,091.68x = 1,061,781,389.61
  5. Step 5: Solve for x
    x = 1,061,781,389.61/30,091.68
  6. Step 6: Final answer
    x = 35,284.88

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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.