Home / 35,907.90-53,851.82-21,472.78

Finding the Fourth Proportional to 35,907.90, 53,851.82 and 21,472.78

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Solution

The fourth proportional to 35,907.90, 53,851.82 and 21,472.78 is: 32,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.90 : 53,851.82 = 21,472.78 : x
  2. Step 2: Convert to fraction form
    35,907.90/53,851.82 = 21,472.78/x
  3. Step 3: Cross multiply
    35,907.90x = 53,851.82 × 21,472.78
  4. Step 4: Simplify right side
    35,907.90x = 1,156,348,283.46
  5. Step 5: Solve for x
    x = 1,156,348,283.46/35,907.90
  6. Step 6: Final answer
    x = 32,203.17

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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.