Home / 22,177.00-30,550.67-18,980.03

Finding the Fourth Proportional to 22,177.00, 30,550.67 and 18,980.03

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Solution

The fourth proportional to 22,177.00, 30,550.67 and 18,980.03 is: 26,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.00 : 30,550.67 = 18,980.03 : x
  2. Step 2: Convert to fraction form
    22,177.00/30,550.67 = 18,980.03/x
  3. Step 3: Cross multiply
    22,177.00x = 30,550.67 × 18,980.03
  4. Step 4: Simplify right side
    22,177.00x = 579,852,538.22
  5. Step 5: Solve for x
    x = 579,852,538.22/22,177.00
  6. Step 6: Final answer
    x = 26,146.58

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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.