Home / 13,977.74-19,289.66-7,604.76

Finding the Fourth Proportional to 13,977.74, 19,289.66 and 7,604.76

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Solution

The fourth proportional to 13,977.74, 19,289.66 and 7,604.76 is: 10,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977.74 : 19,289.66 = 7,604.76 : x
  2. Step 2: Convert to fraction form
    13,977.74/19,289.66 = 7,604.76/x
  3. Step 3: Cross multiply
    13,977.74x = 19,289.66 × 7,604.76
  4. Step 4: Simplify right side
    13,977.74x = 146,693,234.78
  5. Step 5: Solve for x
    x = 146,693,234.78/13,977.74
  6. Step 6: Final answer
    x = 10,494.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.