Home / 48,448.22-66,857.96-28,308.17

Finding the Fourth Proportional to 48,448.22, 66,857.96 and 28,308.17

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Solution

The fourth proportional to 48,448.22, 66,857.96 and 28,308.17 is: 39,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,448.22 : 66,857.96 = 28,308.17 : x
  2. Step 2: Convert to fraction form
    48,448.22/66,857.96 = 28,308.17/x
  3. Step 3: Cross multiply
    48,448.22x = 66,857.96 × 28,308.17
  4. Step 4: Simplify right side
    48,448.22x = 1,892,626,021.70
  5. Step 5: Solve for x
    x = 1,892,626,021.70/48,448.22
  6. Step 6: Final answer
    x = 39,064.93

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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.