Home / 35,581.36-49,095.30-21,434.98

Finding the Fourth Proportional to 35,581.36, 49,095.30 and 21,434.98

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Solution

The fourth proportional to 35,581.36, 49,095.30 and 21,434.98 is: 29,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,581.36 : 49,095.30 = 21,434.98 : x
  2. Step 2: Convert to fraction form
    35,581.36/49,095.30 = 21,434.98/x
  3. Step 3: Cross multiply
    35,581.36x = 49,095.30 × 21,434.98
  4. Step 4: Simplify right side
    35,581.36x = 1,052,356,773.59
  5. Step 5: Solve for x
    x = 1,052,356,773.59/35,581.36
  6. Step 6: Final answer
    x = 29,576.07

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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.