Home / 38,336.89-57,515.10-14,644.39

Finding the Fourth Proportional to 38,336.89, 57,515.10 and 14,644.39

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Solution

The fourth proportional to 38,336.89, 57,515.10 and 14,644.39 is: 21,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.89 : 57,515.10 = 14,644.39 : x
  2. Step 2: Convert to fraction form
    38,336.89/57,515.10 = 14,644.39/x
  3. Step 3: Cross multiply
    38,336.89x = 57,515.10 × 14,644.39
  4. Step 4: Simplify right side
    38,336.89x = 842,273,555.29
  5. Step 5: Solve for x
    x = 842,273,555.29/38,336.89
  6. Step 6: Final answer
    x = 21,970.32

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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.