Home / 37,863.39-56,795.09-12,890.59

Finding the Fourth Proportional to 37,863.39, 56,795.09 and 12,890.59

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Solution

The fourth proportional to 37,863.39, 56,795.09 and 12,890.59 is: 19,335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,863.39 : 56,795.09 = 12,890.59 : x
  2. Step 2: Convert to fraction form
    37,863.39/56,795.09 = 12,890.59/x
  3. Step 3: Cross multiply
    37,863.39x = 56,795.09 × 12,890.59
  4. Step 4: Simplify right side
    37,863.39x = 732,122,219.20
  5. Step 5: Solve for x
    x = 732,122,219.20/37,863.39
  6. Step 6: Final answer
    x = 19,335.89

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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.