Home / 13,072.59-19,588.13-7,795.14

Finding the Fourth Proportional to 13,072.59, 19,588.13 and 7,795.14

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Solution

The fourth proportional to 13,072.59, 19,588.13 and 7,795.14 is: 11,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.59 : 19,588.13 = 7,795.14 : x
  2. Step 2: Convert to fraction form
    13,072.59/19,588.13 = 7,795.14/x
  3. Step 3: Cross multiply
    13,072.59x = 19,588.13 × 7,795.14
  4. Step 4: Simplify right side
    13,072.59x = 152,692,132.49
  5. Step 5: Solve for x
    x = 152,692,132.49/13,072.59
  6. Step 6: Final answer
    x = 11,680.33

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1.5x scale

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.