Home / 35,764.29-49,320.44-21,421.83

Finding the Fourth Proportional to 35,764.29, 49,320.44 and 21,421.83

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Solution

The fourth proportional to 35,764.29, 49,320.44 and 21,421.83 is: 29,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764.29 : 49,320.44 = 21,421.83 : x
  2. Step 2: Convert to fraction form
    35,764.29/49,320.44 = 21,421.83/x
  3. Step 3: Cross multiply
    35,764.29x = 49,320.44 × 21,421.83
  4. Step 4: Simplify right side
    35,764.29x = 1,056,533,974.10
  5. Step 5: Solve for x
    x = 1,056,533,974.10/35,764.29
  6. Step 6: Final answer
    x = 29,541.59

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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.