Home / 37,874.84-56,798.96-20,774.29

Finding the Fourth Proportional to 37,874.84, 56,798.96 and 20,774.29

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Solution

The fourth proportional to 37,874.84, 56,798.96 and 20,774.29 is: 31,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,874.84 : 56,798.96 = 20,774.29 : x
  2. Step 2: Convert to fraction form
    37,874.84/56,798.96 = 20,774.29/x
  3. Step 3: Cross multiply
    37,874.84x = 56,798.96 × 20,774.29
  4. Step 4: Simplify right side
    37,874.84x = 1,179,957,820.87
  5. Step 5: Solve for x
    x = 1,179,957,820.87/37,874.84
  6. Step 6: Final answer
    x = 31,154.14

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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.