Home / 37,843.61-56,765.41-12,886.29

Finding the Fourth Proportional to 37,843.61, 56,765.41 and 12,886.29

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Solution

The fourth proportional to 37,843.61, 56,765.41 and 12,886.29 is: 19,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,843.61 : 56,765.41 = 12,886.29 : x
  2. Step 2: Convert to fraction form
    37,843.61/56,765.41 = 12,886.29/x
  3. Step 3: Cross multiply
    37,843.61x = 56,765.41 × 12,886.29
  4. Step 4: Simplify right side
    37,843.61x = 731,495,503.01
  5. Step 5: Solve for x
    x = 731,495,503.01/37,843.61
  6. Step 6: Final answer
    x = 19,329.44

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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.