Home / 49,419.09-74,075.47-21,352.44

Finding the Fourth Proportional to 49,419.09, 74,075.47 and 21,352.44

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Solution

The fourth proportional to 49,419.09, 74,075.47 and 21,352.44 is: 32,005.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.09 : 74,075.47 = 21,352.44 : x
  2. Step 2: Convert to fraction form
    49,419.09/74,075.47 = 21,352.44/x
  3. Step 3: Cross multiply
    49,419.09x = 74,075.47 × 21,352.44
  4. Step 4: Simplify right side
    49,419.09x = 1,581,692,028.65
  5. Step 5: Solve for x
    x = 1,581,692,028.65/49,419.09
  6. Step 6: Final answer
    x = 32,005.69

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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.