Home / 29,536.60-40,969.37-28,472.70

Finding the Fourth Proportional to 29,536.60, 40,969.37 and 28,472.70

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Solution

The fourth proportional to 29,536.60, 40,969.37 and 28,472.70 is: 39,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.60 : 40,969.37 = 28,472.70 : x
  2. Step 2: Convert to fraction form
    29,536.60/40,969.37 = 28,472.70/x
  3. Step 3: Cross multiply
    29,536.60x = 40,969.37 × 28,472.70
  4. Step 4: Simplify right side
    29,536.60x = 1,166,508,581.20
  5. Step 5: Solve for x
    x = 1,166,508,581.20/29,536.60
  6. Step 6: Final answer
    x = 39,493.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.