Home / 37,447.25-56,178.23-12,486.96

Finding the Fourth Proportional to 37,447.25, 56,178.23 and 12,486.96

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Solution

The fourth proportional to 37,447.25, 56,178.23 and 12,486.96 is: 18,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.25 : 56,178.23 = 12,486.96 : x
  2. Step 2: Convert to fraction form
    37,447.25/56,178.23 = 12,486.96/x
  3. Step 3: Cross multiply
    37,447.25x = 56,178.23 × 12,486.96
  4. Step 4: Simplify right side
    37,447.25x = 701,495,248.45
  5. Step 5: Solve for x
    x = 701,495,248.45/37,447.25
  6. Step 6: Final answer
    x = 18,732.89

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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.