Home / 34,678.68-51,979.86-22,159.32

Finding the Fourth Proportional to 34,678.68, 51,979.86 and 22,159.32

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Solution

The fourth proportional to 34,678.68, 51,979.86 and 22,159.32 is: 33,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678.68 : 51,979.86 = 22,159.32 : x
  2. Step 2: Convert to fraction form
    34,678.68/51,979.86 = 22,159.32/x
  3. Step 3: Cross multiply
    34,678.68x = 51,979.86 × 22,159.32
  4. Step 4: Simplify right side
    34,678.68x = 1,151,838,351.30
  5. Step 5: Solve for x
    x = 1,151,838,351.30/34,678.68
  6. Step 6: Final answer
    x = 33,214.60

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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.