Home / 17,477.23-26,189.92-12,837.55

Finding the Fourth Proportional to 17,477.23, 26,189.92 and 12,837.55

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Solution

The fourth proportional to 17,477.23, 26,189.92 and 12,837.55 is: 19,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.23 : 26,189.92 = 12,837.55 : x
  2. Step 2: Convert to fraction form
    17,477.23/26,189.92 = 12,837.55/x
  3. Step 3: Cross multiply
    17,477.23x = 26,189.92 × 12,837.55
  4. Step 4: Simplify right side
    17,477.23x = 336,214,407.50
  5. Step 5: Solve for x
    x = 336,214,407.50/17,477.23
  6. Step 6: Final answer
    x = 19,237.28

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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.