Home / 18,849.56-26,012.48-11,780.08

Finding the Fourth Proportional to 18,849.56, 26,012.48 and 11,780.08

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Solution

The fourth proportional to 18,849.56, 26,012.48 and 11,780.08 is: 16,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.56 : 26,012.48 = 11,780.08 : x
  2. Step 2: Convert to fraction form
    18,849.56/26,012.48 = 11,780.08/x
  3. Step 3: Cross multiply
    18,849.56x = 26,012.48 × 11,780.08
  4. Step 4: Simplify right side
    18,849.56x = 306,429,095.40
  5. Step 5: Solve for x
    x = 306,429,095.40/18,849.56
  6. Step 6: Final answer
    x = 16,256.56

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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.