Home / 13,040.79-19,588.23-10,544.79

Finding the Fourth Proportional to 13,040.79, 19,588.23 and 10,544.79

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Solution

The fourth proportional to 13,040.79, 19,588.23 and 10,544.79 is: 15,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.79 : 19,588.23 = 10,544.79 : x
  2. Step 2: Convert to fraction form
    13,040.79/19,588.23 = 10,544.79/x
  3. Step 3: Cross multiply
    13,040.79x = 19,588.23 × 10,544.79
  4. Step 4: Simplify right side
    13,040.79x = 206,553,771.82
  5. Step 5: Solve for x
    x = 206,553,771.82/13,040.79
  6. Step 6: Final answer
    x = 15,839.05

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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.