Home / 49,979.04-68,890.80-33,841.20

Finding the Fourth Proportional to 49,979.04, 68,890.80 and 33,841.20

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Solution

The fourth proportional to 49,979.04, 68,890.80 and 33,841.20 is: 46,646.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.04 : 68,890.80 = 33,841.20 : x
  2. Step 2: Convert to fraction form
    49,979.04/68,890.80 = 33,841.20/x
  3. Step 3: Cross multiply
    49,979.04x = 68,890.80 × 33,841.20
  4. Step 4: Simplify right side
    49,979.04x = 2,331,347,340.96
  5. Step 5: Solve for x
    x = 2,331,347,340.96/49,979.04
  6. Step 6: Final answer
    x = 46,646.50

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1.5x scale

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.