Home / 39,858.19-59,824.28-20,150.62

Finding the Fourth Proportional to 39,858.19, 59,824.28 and 20,150.62

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Solution

The fourth proportional to 39,858.19, 59,824.28 and 20,150.62 is: 30,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,858.19 : 59,824.28 = 20,150.62 : x
  2. Step 2: Convert to fraction form
    39,858.19/59,824.28 = 20,150.62/x
  3. Step 3: Cross multiply
    39,858.19x = 59,824.28 × 20,150.62
  4. Step 4: Simplify right side
    39,858.19x = 1,205,496,333.05
  5. Step 5: Solve for x
    x = 1,205,496,333.05/39,858.19
  6. Step 6: Final answer
    x = 30,244.63

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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.