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Finding the Fourth Proportional to 37,952.42, 56,938.35 and 12,992.67

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Solution

The fourth proportional to 37,952.42, 56,938.35 and 12,992.67 is: 19,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,952.42 : 56,938.35 = 12,992.67 : x
  2. Step 2: Convert to fraction form
    37,952.42/56,938.35 = 12,992.67/x
  3. Step 3: Cross multiply
    37,952.42x = 56,938.35 × 12,992.67
  4. Step 4: Simplify right side
    37,952.42x = 739,781,240.62
  5. Step 5: Solve for x
    x = 739,781,240.62/37,952.42
  6. Step 6: Final answer
    x = 19,492.34

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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.