Home / 35,566.54-53,382.16-18,940.56

Finding the Fourth Proportional to 35,566.54, 53,382.16 and 18,940.56

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Solution

The fourth proportional to 35,566.54, 53,382.16 and 18,940.56 is: 28,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,566.54 : 53,382.16 = 18,940.56 : x
  2. Step 2: Convert to fraction form
    35,566.54/53,382.16 = 18,940.56/x
  3. Step 3: Cross multiply
    35,566.54x = 53,382.16 × 18,940.56
  4. Step 4: Simplify right side
    35,566.54x = 1,011,088,031.31
  5. Step 5: Solve for x
    x = 1,011,088,031.31/35,566.54
  6. Step 6: Final answer
    x = 28,428.07

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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.