Home / 13,898.37-19,179.76-7,524.96

Finding the Fourth Proportional to 13,898.37, 19,179.76 and 7,524.96

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Solution

The fourth proportional to 13,898.37, 19,179.76 and 7,524.96 is: 10,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.37 : 19,179.76 = 7,524.96 : x
  2. Step 2: Convert to fraction form
    13,898.37/19,179.76 = 7,524.96/x
  3. Step 3: Cross multiply
    13,898.37x = 19,179.76 × 7,524.96
  4. Step 4: Simplify right side
    13,898.37x = 144,327,008.14
  5. Step 5: Solve for x
    x = 144,327,008.14/13,898.37
  6. Step 6: Final answer
    x = 10,384.45

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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.