Home / 47,034.12-64,907.88-25,815.36

Finding the Fourth Proportional to 47,034.12, 64,907.88 and 25,815.36

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Solution

The fourth proportional to 47,034.12, 64,907.88 and 25,815.36 is: 35,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,034.12 : 64,907.88 = 25,815.36 : x
  2. Step 2: Convert to fraction form
    47,034.12/64,907.88 = 25,815.36/x
  3. Step 3: Cross multiply
    47,034.12x = 64,907.88 × 25,815.36
  4. Step 4: Simplify right side
    47,034.12x = 1,675,620,289.04
  5. Step 5: Solve for x
    x = 1,675,620,289.04/47,034.12
  6. Step 6: Final answer
    x = 35,625.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.