Home / 47,899.30-71,860.56-14,619.94

Finding the Fourth Proportional to 47,899.30, 71,860.56 and 14,619.94

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Solution

The fourth proportional to 47,899.30, 71,860.56 and 14,619.94 is: 21,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.30 : 71,860.56 = 14,619.94 : x
  2. Step 2: Convert to fraction form
    47,899.30/71,860.56 = 14,619.94/x
  3. Step 3: Cross multiply
    47,899.30x = 71,860.56 × 14,619.94
  4. Step 4: Simplify right side
    47,899.30x = 1,050,597,075.57
  5. Step 5: Solve for x
    x = 1,050,597,075.57/47,899.30
  6. Step 6: Final answer
    x = 21,933.45

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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.