Home / 49,456.89-74,187.90-14,399.28

Finding the Fourth Proportional to 49,456.89, 74,187.90 and 14,399.28

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Solution

The fourth proportional to 49,456.89, 74,187.90 and 14,399.28 is: 21,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,456.89 : 74,187.90 = 14,399.28 : x
  2. Step 2: Convert to fraction form
    49,456.89/74,187.90 = 14,399.28/x
  3. Step 3: Cross multiply
    49,456.89x = 74,187.90 × 14,399.28
  4. Step 4: Simplify right side
    49,456.89x = 1,068,252,344.71
  5. Step 5: Solve for x
    x = 1,068,252,344.71/49,456.89
  6. Step 6: Final answer
    x = 21,599.67

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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.