Home / 36,659.26-54,988.21-11,699.11

Finding the Fourth Proportional to 36,659.26, 54,988.21 and 11,699.11

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Solution

The fourth proportional to 36,659.26, 54,988.21 and 11,699.11 is: 17,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,659.26 : 54,988.21 = 11,699.11 : x
  2. Step 2: Convert to fraction form
    36,659.26/54,988.21 = 11,699.11/x
  3. Step 3: Cross multiply
    36,659.26x = 54,988.21 × 11,699.11
  4. Step 4: Simplify right side
    36,659.26x = 643,313,117.49
  5. Step 5: Solve for x
    x = 643,313,117.49/36,659.26
  6. Step 6: Final answer
    x = 17,548.45

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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.