Home / 35,042.50-48,358.68-20,903.56

Finding the Fourth Proportional to 35,042.50, 48,358.68 and 20,903.56

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Solution

The fourth proportional to 35,042.50, 48,358.68 and 20,903.56 is: 28,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,042.50 : 48,358.68 = 20,903.56 : x
  2. Step 2: Convert to fraction form
    35,042.50/48,358.68 = 20,903.56/x
  3. Step 3: Cross multiply
    35,042.50x = 48,358.68 × 20,903.56
  4. Step 4: Simplify right side
    35,042.50x = 1,010,868,568.90
  5. Step 5: Solve for x
    x = 1,010,868,568.90/35,042.50
  6. Step 6: Final answer
    x = 28,846.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.