Home / 18,206.83-27,117.86-17,397.37

Finding the Fourth Proportional to 18,206.83, 27,117.86 and 17,397.37

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Solution

The fourth proportional to 18,206.83, 27,117.86 and 17,397.37 is: 25,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.83 : 27,117.86 = 17,397.37 : x
  2. Step 2: Convert to fraction form
    18,206.83/27,117.86 = 17,397.37/x
  3. Step 3: Cross multiply
    18,206.83x = 27,117.86 × 17,397.37
  4. Step 4: Simplify right side
    18,206.83x = 471,779,444.03
  5. Step 5: Solve for x
    x = 471,779,444.03/18,206.83
  6. Step 6: Final answer
    x = 25,912.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.