Home / 34,290.46-47,330.34-19,953.05

Finding the Fourth Proportional to 34,290.46, 47,330.34 and 19,953.05

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Solution

The fourth proportional to 34,290.46, 47,330.34 and 19,953.05 is: 27,540.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.46 : 47,330.34 = 19,953.05 : x
  2. Step 2: Convert to fraction form
    34,290.46/47,330.34 = 19,953.05/x
  3. Step 3: Cross multiply
    34,290.46x = 47,330.34 × 19,953.05
  4. Step 4: Simplify right side
    34,290.46x = 944,384,640.54
  5. Step 5: Solve for x
    x = 944,384,640.54/34,290.46
  6. Step 6: Final answer
    x = 27,540.74

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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.