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Finding the Fourth Proportional to 37,394.76, 56,009.72 and 30,909.71

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Solution

The fourth proportional to 37,394.76, 56,009.72 and 30,909.71 is: 46,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,394.76 : 56,009.72 = 30,909.71 : x
  2. Step 2: Convert to fraction form
    37,394.76/56,009.72 = 30,909.71/x
  3. Step 3: Cross multiply
    37,394.76x = 56,009.72 × 30,909.71
  4. Step 4: Simplify right side
    37,394.76x = 1,731,244,202.38
  5. Step 5: Solve for x
    x = 1,731,244,202.38/37,394.76
  6. Step 6: Final answer
    x = 46,296.44

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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.