Home / 29,448.90-44,158.55-13,640.36

Finding the Fourth Proportional to 29,448.90, 44,158.55 and 13,640.36

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Solution

The fourth proportional to 29,448.90, 44,158.55 and 13,640.36 is: 20,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,448.90 : 44,158.55 = 13,640.36 : x
  2. Step 2: Convert to fraction form
    29,448.90/44,158.55 = 13,640.36/x
  3. Step 3: Cross multiply
    29,448.90x = 44,158.55 × 13,640.36
  4. Step 4: Simplify right side
    29,448.90x = 602,338,230.08
  5. Step 5: Solve for x
    x = 602,338,230.08/29,448.90
  6. Step 6: Final answer
    x = 20,453.68

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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.