Home / 35,104.55-48,447.66-20,768.99

Finding the Fourth Proportional to 35,104.55, 48,447.66 and 20,768.99

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Solution

The fourth proportional to 35,104.55, 48,447.66 and 20,768.99 is: 28,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,104.55 : 48,447.66 = 20,768.99 : x
  2. Step 2: Convert to fraction form
    35,104.55/48,447.66 = 20,768.99/x
  3. Step 3: Cross multiply
    35,104.55x = 48,447.66 × 20,768.99
  4. Step 4: Simplify right side
    35,104.55x = 1,006,208,723.83
  5. Step 5: Solve for x
    x = 1,006,208,723.83/35,104.55
  6. Step 6: Final answer
    x = 28,663.20

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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.