Home / 35,308.99-48,726.18-21,161.83

Finding the Fourth Proportional to 35,308.99, 48,726.18 and 21,161.83

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Solution

The fourth proportional to 35,308.99, 48,726.18 and 21,161.83 is: 29,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,308.99 : 48,726.18 = 21,161.83 : x
  2. Step 2: Convert to fraction form
    35,308.99/48,726.18 = 21,161.83/x
  3. Step 3: Cross multiply
    35,308.99x = 48,726.18 × 21,161.83
  4. Step 4: Simplify right side
    35,308.99x = 1,031,135,137.71
  5. Step 5: Solve for x
    x = 1,031,135,137.71/35,308.99
  6. Step 6: Final answer
    x = 29,203.19

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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.