Home / 13,839.34-19,098.75-7,552.06

Finding the Fourth Proportional to 13,839.34, 19,098.75 and 7,552.06

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Solution

The fourth proportional to 13,839.34, 19,098.75 and 7,552.06 is: 10,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,839.34 : 19,098.75 = 7,552.06 : x
  2. Step 2: Convert to fraction form
    13,839.34/19,098.75 = 7,552.06/x
  3. Step 3: Cross multiply
    13,839.34x = 19,098.75 × 7,552.06
  4. Step 4: Simplify right side
    13,839.34x = 144,234,905.93
  5. Step 5: Solve for x
    x = 144,234,905.93/13,839.34
  6. Step 6: Final answer
    x = 10,422.09

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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.