Home / 37,921.16-56,890.91-14,228.90

Finding the Fourth Proportional to 37,921.16, 56,890.91 and 14,228.90

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Solution

The fourth proportional to 37,921.16, 56,890.91 and 14,228.90 is: 21,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921.16 : 56,890.91 = 14,228.90 : x
  2. Step 2: Convert to fraction form
    37,921.16/56,890.91 = 14,228.90/x
  3. Step 3: Cross multiply
    37,921.16x = 56,890.91 × 14,228.90
  4. Step 4: Simplify right side
    37,921.16x = 809,495,140.38
  5. Step 5: Solve for x
    x = 809,495,140.38/37,921.16
  6. Step 6: Final answer
    x = 21,346.79

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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.