Home / 13,839.68-19,098.60-7,552.16

Finding the Fourth Proportional to 13,839.68, 19,098.60 and 7,552.16

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Solution

The fourth proportional to 13,839.68, 19,098.60 and 7,552.16 is: 10,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,839.68 : 19,098.60 = 7,552.16 : x
  2. Step 2: Convert to fraction form
    13,839.68/19,098.60 = 7,552.16/x
  3. Step 3: Cross multiply
    13,839.68x = 19,098.60 × 7,552.16
  4. Step 4: Simplify right side
    13,839.68x = 144,235,682.98
  5. Step 5: Solve for x
    x = 144,235,682.98/13,839.68
  6. Step 6: Final answer
    x = 10,421.89

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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.