Home / 34,476.90-47,576.34-19,370.21

Finding the Fourth Proportional to 34,476.90, 47,576.34 and 19,370.21

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Solution

The fourth proportional to 34,476.90, 47,576.34 and 19,370.21 is: 26,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.90 : 47,576.34 = 19,370.21 : x
  2. Step 2: Convert to fraction form
    34,476.90/47,576.34 = 19,370.21/x
  3. Step 3: Cross multiply
    34,476.90x = 47,576.34 × 19,370.21
  4. Step 4: Simplify right side
    34,476.90x = 921,563,458.95
  5. Step 5: Solve for x
    x = 921,563,458.95/34,476.90
  6. Step 6: Final answer
    x = 26,729.88

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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.