Home / 47,263.64-70,907.60-13,982.36

Finding the Fourth Proportional to 47,263.64, 70,907.60 and 13,982.36

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Solution

The fourth proportional to 47,263.64, 70,907.60 and 13,982.36 is: 20,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,263.64 : 70,907.60 = 13,982.36 : x
  2. Step 2: Convert to fraction form
    47,263.64/70,907.60 = 13,982.36/x
  3. Step 3: Cross multiply
    47,263.64x = 70,907.60 × 13,982.36
  4. Step 4: Simplify right side
    47,263.64x = 991,455,589.94
  5. Step 5: Solve for x
    x = 991,455,589.94/47,263.64
  6. Step 6: Final answer
    x = 20,977.13

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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.