Home / 62,938.41-94,385.13-20,810.72

Finding the Fourth Proportional to 62,938.41, 94,385.13 and 20,810.72

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Solution

The fourth proportional to 62,938.41, 94,385.13 and 20,810.72 is: 31,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,938.41 : 94,385.13 = 20,810.72 : x
  2. Step 2: Convert to fraction form
    62,938.41/94,385.13 = 20,810.72/x
  3. Step 3: Cross multiply
    62,938.41x = 94,385.13 × 20,810.72
  4. Step 4: Simplify right side
    62,938.41x = 1,964,222,256.66
  5. Step 5: Solve for x
    x = 1,964,222,256.66/62,938.41
  6. Step 6: Final answer
    x = 31,208.64

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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.