Home / 34,448.63-47,542.75-21,873.38

Finding the Fourth Proportional to 34,448.63, 47,542.75 and 21,873.38

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Solution

The fourth proportional to 34,448.63, 47,542.75 and 21,873.38 is: 30,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.63 : 47,542.75 = 21,873.38 : x
  2. Step 2: Convert to fraction form
    34,448.63/47,542.75 = 21,873.38/x
  3. Step 3: Cross multiply
    34,448.63x = 47,542.75 × 21,873.38
  4. Step 4: Simplify right side
    34,448.63x = 1,039,920,344.60
  5. Step 5: Solve for x
    x = 1,039,920,344.60/34,448.63
  6. Step 6: Final answer
    x = 30,187.57

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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.