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Finding the Fourth Proportional to 37,951.20, 56,926.80 and 35,359.20

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Solution

The fourth proportional to 37,951.20, 56,926.80 and 35,359.20 is: 53,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,951.20 : 56,926.80 = 35,359.20 : x
  2. Step 2: Convert to fraction form
    37,951.20/56,926.80 = 35,359.20/x
  3. Step 3: Cross multiply
    37,951.20x = 56,926.80 × 35,359.20
  4. Step 4: Simplify right side
    37,951.20x = 2,012,886,106.56
  5. Step 5: Solve for x
    x = 2,012,886,106.56/37,951.20
  6. Step 6: Final answer
    x = 53,038.80

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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.