Home / 38,819.19-58,241.08-13,858.68

Finding the Fourth Proportional to 38,819.19, 58,241.08 and 13,858.68

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Solution

The fourth proportional to 38,819.19, 58,241.08 and 13,858.68 is: 20,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,819.19 : 58,241.08 = 13,858.68 : x
  2. Step 2: Convert to fraction form
    38,819.19/58,241.08 = 13,858.68/x
  3. Step 3: Cross multiply
    38,819.19x = 58,241.08 × 13,858.68
  4. Step 4: Simplify right side
    38,819.19x = 807,144,490.57
  5. Step 5: Solve for x
    x = 807,144,490.57/38,819.19
  6. Step 6: Final answer
    x = 20,792.41

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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.