Home / 37,848.16-56,771.92-12,890.76

Finding the Fourth Proportional to 37,848.16, 56,771.92 and 12,890.76

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Solution

The fourth proportional to 37,848.16, 56,771.92 and 12,890.76 is: 19,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,848.16 : 56,771.92 = 12,890.76 : x
  2. Step 2: Convert to fraction form
    37,848.16/56,771.92 = 12,890.76/x
  3. Step 3: Cross multiply
    37,848.16x = 56,771.92 × 12,890.76
  4. Step 4: Simplify right side
    37,848.16x = 731,833,195.46
  5. Step 5: Solve for x
    x = 731,833,195.46/37,848.16
  6. Step 6: Final answer
    x = 19,336.03

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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.