Home / 36,663.21-54,995.01-13,289.04

Finding the Fourth Proportional to 36,663.21, 54,995.01 and 13,289.04

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Solution

The fourth proportional to 36,663.21, 54,995.01 and 13,289.04 is: 19,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.21 : 54,995.01 = 13,289.04 : x
  2. Step 2: Convert to fraction form
    36,663.21/54,995.01 = 13,289.04/x
  3. Step 3: Cross multiply
    36,663.21x = 54,995.01 × 13,289.04
  4. Step 4: Simplify right side
    36,663.21x = 730,830,887.69
  5. Step 5: Solve for x
    x = 730,830,887.69/36,663.21
  6. Step 6: Final answer
    x = 19,933.63

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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.