Home / 34,730.15-47,927.43-18,814.73

Finding the Fourth Proportional to 34,730.15, 47,927.43 and 18,814.73

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Solution

The fourth proportional to 34,730.15, 47,927.43 and 18,814.73 is: 25,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,730.15 : 47,927.43 = 18,814.73 : x
  2. Step 2: Convert to fraction form
    34,730.15/47,927.43 = 18,814.73/x
  3. Step 3: Cross multiply
    34,730.15x = 47,927.43 × 18,814.73
  4. Step 4: Simplify right side
    34,730.15x = 901,741,415.41
  5. Step 5: Solve for x
    x = 901,741,415.41/34,730.15
  6. Step 6: Final answer
    x = 25,964.23

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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.