Home / 19,164.56-26,446.92-10,780.88

Finding the Fourth Proportional to 19,164.56, 26,446.92 and 10,780.88

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Solution

The fourth proportional to 19,164.56, 26,446.92 and 10,780.88 is: 14,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.56 : 26,446.92 = 10,780.88 : x
  2. Step 2: Convert to fraction form
    19,164.56/26,446.92 = 10,780.88/x
  3. Step 3: Cross multiply
    19,164.56x = 26,446.92 × 10,780.88
  4. Step 4: Simplify right side
    19,164.56x = 285,121,070.89
  5. Step 5: Solve for x
    x = 285,121,070.89/19,164.56
  6. Step 6: Final answer
    x = 14,877.52

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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.