Home / 49,332.36-73,979.10-28,570.44

Finding the Fourth Proportional to 49,332.36, 73,979.10 and 28,570.44

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Solution

The fourth proportional to 49,332.36, 73,979.10 and 28,570.44 is: 42,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,332.36 : 73,979.10 = 28,570.44 : x
  2. Step 2: Convert to fraction form
    49,332.36/73,979.10 = 28,570.44/x
  3. Step 3: Cross multiply
    49,332.36x = 73,979.10 × 28,570.44
  4. Step 4: Simplify right side
    49,332.36x = 2,113,615,437.80
  5. Step 5: Solve for x
    x = 2,113,615,437.80/49,332.36
  6. Step 6: Final answer
    x = 42,844.40

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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.