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Finding the Fourth Proportional to 35,907.88, 53,873.95 and 15,914.64

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Solution

The fourth proportional to 35,907.88, 53,873.95 and 15,914.64 is: 23,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.88 : 53,873.95 = 15,914.64 : x
  2. Step 2: Convert to fraction form
    35,907.88/53,873.95 = 15,914.64/x
  3. Step 3: Cross multiply
    35,907.88x = 53,873.95 × 15,914.64
  4. Step 4: Simplify right side
    35,907.88x = 857,384,519.63
  5. Step 5: Solve for x
    x = 857,384,519.63/35,907.88
  6. Step 6: Final answer
    x = 23,877.34

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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.