Home / 34,780.41-47,996.91-18,864.83

Finding the Fourth Proportional to 34,780.41, 47,996.91 and 18,864.83

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Solution

The fourth proportional to 34,780.41, 47,996.91 and 18,864.83 is: 26,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780.41 : 47,996.91 = 18,864.83 : x
  2. Step 2: Convert to fraction form
    34,780.41/47,996.91 = 18,864.83/x
  3. Step 3: Cross multiply
    34,780.41x = 47,996.91 × 18,864.83
  4. Step 4: Simplify right side
    34,780.41x = 905,453,667.67
  5. Step 5: Solve for x
    x = 905,453,667.67/34,780.41
  6. Step 6: Final answer
    x = 26,033.44

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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.