Home / 35,123.73-48,457.19-21,671.66

Finding the Fourth Proportional to 35,123.73, 48,457.19 and 21,671.66

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Solution

The fourth proportional to 35,123.73, 48,457.19 and 21,671.66 is: 29,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.73 : 48,457.19 = 21,671.66 : x
  2. Step 2: Convert to fraction form
    35,123.73/48,457.19 = 21,671.66/x
  3. Step 3: Cross multiply
    35,123.73x = 48,457.19 × 21,671.66
  4. Step 4: Simplify right side
    35,123.73x = 1,050,147,395.59
  5. Step 5: Solve for x
    x = 1,050,147,395.59/35,123.73
  6. Step 6: Final answer
    x = 29,898.52

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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.