Home / 35,414.81-53,068.75-21,359.18

Finding the Fourth Proportional to 35,414.81, 53,068.75 and 21,359.18

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Solution

The fourth proportional to 35,414.81, 53,068.75 and 21,359.18 is: 32,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,414.81 : 53,068.75 = 21,359.18 : x
  2. Step 2: Convert to fraction form
    35,414.81/53,068.75 = 21,359.18/x
  3. Step 3: Cross multiply
    35,414.81x = 53,068.75 × 21,359.18
  4. Step 4: Simplify right side
    35,414.81x = 1,133,504,983.63
  5. Step 5: Solve for x
    x = 1,133,504,983.63/35,414.81
  6. Step 6: Final answer
    x = 32,006.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.