Home / 49,451.37-74,180.48-19,869.24

Finding the Fourth Proportional to 49,451.37, 74,180.48 and 19,869.24

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Solution

The fourth proportional to 49,451.37, 74,180.48 and 19,869.24 is: 29,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.37 : 74,180.48 = 19,869.24 : x
  2. Step 2: Convert to fraction form
    49,451.37/74,180.48 = 19,869.24/x
  3. Step 3: Cross multiply
    49,451.37x = 74,180.48 × 19,869.24
  4. Step 4: Simplify right side
    49,451.37x = 1,473,909,459.60
  5. Step 5: Solve for x
    x = 1,473,909,459.60/49,451.37
  6. Step 6: Final answer
    x = 29,805.23

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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.