Home / 35,039.52-48,358.08-21,612.96

Finding the Fourth Proportional to 35,039.52, 48,358.08 and 21,612.96

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Solution

The fourth proportional to 35,039.52, 48,358.08 and 21,612.96 is: 29,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,039.52 : 48,358.08 = 21,612.96 : x
  2. Step 2: Convert to fraction form
    35,039.52/48,358.08 = 21,612.96/x
  3. Step 3: Cross multiply
    35,039.52x = 48,358.08 × 21,612.96
  4. Step 4: Simplify right side
    35,039.52x = 1,045,161,248.72
  5. Step 5: Solve for x
    x = 1,045,161,248.72/35,039.52
  6. Step 6: Final answer
    x = 29,828.07

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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.