Home / 35,413-48,869.67-21,082.66

Finding the Fourth Proportional to 35,413, 48,869.67 and 21,082.66

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Solution

The fourth proportional to 35,413, 48,869.67 and 21,082.66 is: 29,093.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413 : 48,869.67 = 21,082.66 : x
  2. Step 2: Convert to fraction form
    35,413/48,869.67 = 21,082.66/x
  3. Step 3: Cross multiply
    35,413x = 48,869.67 × 21,082.66
  4. Step 4: Simplify right side
    35,413x = 1,030,302,636.92
  5. Step 5: Solve for x
    x = 1,030,302,636.92/35,413
  6. Step 6: Final answer
    x = 29,093.91

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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.