Home / 38,576.34-57,798.45-21,058.44

Finding the Fourth Proportional to 38,576.34, 57,798.45 and 21,058.44

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Solution

The fourth proportional to 38,576.34, 57,798.45 and 21,058.44 is: 31,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,576.34 : 57,798.45 = 21,058.44 : x
  2. Step 2: Convert to fraction form
    38,576.34/57,798.45 = 21,058.44/x
  3. Step 3: Cross multiply
    38,576.34x = 57,798.45 × 21,058.44
  4. Step 4: Simplify right side
    38,576.34x = 1,217,145,191.42
  5. Step 5: Solve for x
    x = 1,217,145,191.42/38,576.34
  6. Step 6: Final answer
    x = 31,551.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.