Home / 50,730.39-76,098.92-13,291.38

Finding the Fourth Proportional to 50,730.39, 76,098.92 and 13,291.38

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Solution

The fourth proportional to 50,730.39, 76,098.92 and 13,291.38 is: 19,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,730.39 : 76,098.92 = 13,291.38 : x
  2. Step 2: Convert to fraction form
    50,730.39/76,098.92 = 13,291.38/x
  3. Step 3: Cross multiply
    50,730.39x = 76,098.92 × 13,291.38
  4. Step 4: Simplify right side
    50,730.39x = 1,011,459,663.31
  5. Step 5: Solve for x
    x = 1,011,459,663.31/50,730.39
  6. Step 6: Final answer
    x = 19,937.94

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1.5x scale

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.