Home / 50,730.51-70,004.03-28,068.96

Finding the Fourth Proportional to 50,730.51, 70,004.03 and 28,068.96

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Solution

The fourth proportional to 50,730.51, 70,004.03 and 28,068.96 is: 38,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,730.51 : 70,004.03 = 28,068.96 : x
  2. Step 2: Convert to fraction form
    50,730.51/70,004.03 = 28,068.96/x
  3. Step 3: Cross multiply
    50,730.51x = 70,004.03 × 28,068.96
  4. Step 4: Simplify right side
    50,730.51x = 1,964,940,177.56
  5. Step 5: Solve for x
    x = 1,964,940,177.56/50,730.51
  6. Step 6: Final answer
    x = 38,732.91

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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.