Home / 38,012.36-57,020.88-14,638.82

Finding the Fourth Proportional to 38,012.36, 57,020.88 and 14,638.82

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Solution

The fourth proportional to 38,012.36, 57,020.88 and 14,638.82 is: 21,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,012.36 : 57,020.88 = 14,638.82 : x
  2. Step 2: Convert to fraction form
    38,012.36/57,020.88 = 14,638.82/x
  3. Step 3: Cross multiply
    38,012.36x = 57,020.88 × 14,638.82
  4. Step 4: Simplify right side
    38,012.36x = 834,718,398.56
  5. Step 5: Solve for x
    x = 834,718,398.56/38,012.36
  6. Step 6: Final answer
    x = 21,959.13

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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.