Home / 29,536.81-40,737.76-18,927.43

Finding the Fourth Proportional to 29,536.81, 40,737.76 and 18,927.43

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Solution

The fourth proportional to 29,536.81, 40,737.76 and 18,927.43 is: 26,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.81 : 40,737.76 = 18,927.43 : x
  2. Step 2: Convert to fraction form
    29,536.81/40,737.76 = 18,927.43/x
  3. Step 3: Cross multiply
    29,536.81x = 40,737.76 × 18,927.43
  4. Step 4: Simplify right side
    29,536.81x = 771,061,175.34
  5. Step 5: Solve for x
    x = 771,061,175.34/29,536.81
  6. Step 6: Final answer
    x = 26,105.09

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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.