Home / 37,421.33-56,140.97-12,461.60

Finding the Fourth Proportional to 37,421.33, 56,140.97 and 12,461.60

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Solution

The fourth proportional to 37,421.33, 56,140.97 and 12,461.60 is: 18,695.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.33 : 56,140.97 = 12,461.60 : x
  2. Step 2: Convert to fraction form
    37,421.33/56,140.97 = 12,461.60/x
  3. Step 3: Cross multiply
    37,421.33x = 56,140.97 × 12,461.60
  4. Step 4: Simplify right side
    37,421.33x = 699,606,311.75
  5. Step 5: Solve for x
    x = 699,606,311.75/37,421.33
  6. Step 6: Final answer
    x = 18,695.39

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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.