Home / 30,104.10-45,139.70-23,903.94

Finding the Fourth Proportional to 30,104.10, 45,139.70 and 23,903.94

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Solution

The fourth proportional to 30,104.10, 45,139.70 and 23,903.94 is: 35,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.10 : 45,139.70 = 23,903.94 : x
  2. Step 2: Convert to fraction form
    30,104.10/45,139.70 = 23,903.94/x
  3. Step 3: Cross multiply
    30,104.10x = 45,139.70 × 23,903.94
  4. Step 4: Simplify right side
    30,104.10x = 1,079,016,680.42
  5. Step 5: Solve for x
    x = 1,079,016,680.42/30,104.10
  6. Step 6: Final answer
    x = 35,842.85

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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.