Home / 37,734.73-56,612.30-12,774.78

Finding the Fourth Proportional to 37,734.73, 56,612.30 and 12,774.78

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Solution

The fourth proportional to 37,734.73, 56,612.30 and 12,774.78 is: 19,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,734.73 : 56,612.30 = 12,774.78 : x
  2. Step 2: Convert to fraction form
    37,734.73/56,612.30 = 12,774.78/x
  3. Step 3: Cross multiply
    37,734.73x = 56,612.30 × 12,774.78
  4. Step 4: Simplify right side
    37,734.73x = 723,209,536.26
  5. Step 5: Solve for x
    x = 723,209,536.26/37,734.73
  6. Step 6: Final answer
    x = 19,165.62

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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.