Home / 62,938.60-94,385.41-20,810.91

Finding the Fourth Proportional to 62,938.60, 94,385.41 and 20,810.91

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Solution

The fourth proportional to 62,938.60, 94,385.41 and 20,810.91 is: 31,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,938.60 : 94,385.41 = 20,810.91 : x
  2. Step 2: Convert to fraction form
    62,938.60/94,385.41 = 20,810.91/x
  3. Step 3: Cross multiply
    62,938.60x = 94,385.41 × 20,810.91
  4. Step 4: Simplify right side
    62,938.60x = 1,964,246,272.82
  5. Step 5: Solve for x
    x = 1,964,246,272.82/62,938.60
  6. Step 6: Final answer
    x = 31,208.93

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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.