Home / 35,049.91-48,363.17-20,707.75

Finding the Fourth Proportional to 35,049.91, 48,363.17 and 20,707.75

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Solution

The fourth proportional to 35,049.91, 48,363.17 and 20,707.75 is: 28,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,049.91 : 48,363.17 = 20,707.75 : x
  2. Step 2: Convert to fraction form
    35,049.91/48,363.17 = 20,707.75/x
  3. Step 3: Cross multiply
    35,049.91x = 48,363.17 × 20,707.75
  4. Step 4: Simplify right side
    35,049.91x = 1,001,492,433.57
  5. Step 5: Solve for x
    x = 1,001,492,433.57/35,049.91
  6. Step 6: Final answer
    x = 28,573.32

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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.